The most complete lovebird genetics calculator online. Predict offspring for any pairing, Opaline, Aqua, Parblue, Pale Fallow, Ino, Cinnamon and more.
No Account Needed
This genetics tool is designed to instantly predict offspring mutations for any lovebird pairing, from common Green and Blue series to rare Aqua Homo, Pale Fallow, and Parblue combinations, through to dominant mutations like Euwing, Greywing, and Misty. Select parent colors, add mutation traits, and get clear probability outcomes in seconds. No account required. No personal information collected. While lovebird genetics tools have existed since the mid-2000s, this is a complete rebuild for 2026, built to handle modern mutation complexity including autosomal dominant incomplete (SF/DF) mutations that older systems were never designed for. Privacy Policy →
How to Use
Choose a base color for each parent from the full series: Green, Blue 1, Blue 2, Parblue (B1B2), Aqua B1, Aqua B2, or Aqua Homo, with optional Yellow Face. Then add mutation traits like Opaline, Ino, Pale Fallow, Cinnamon, or Dilute. The genetics engine calculates all possible offspring combinations and shows each one as a percentage.
Some mutations in lovebirds are sex-linked recessive (SL), meaning they behave differently depending on whether the carrier is male or female. Opaline, Pallid, and Cinnamon are SL mutations. This calculator handles sex-linked inheritance automatically, showing males and females in separate columns with correct split probabilities. Read the full Opaline genetics guide →
Mutations like Ino, Pale Fallow, Dun Fallow, Bronze Fallow, and Dilute follow autosomal recessive (AR) inheritance, meaning they appear only when a chick inherits the gene from both parents. The calculator tracks split carriers (birds that carry the gene without showing it) and displays them clearly in the results.
Euwing and Misty are autosomal dominant incomplete mutations, and Greywing is sex-linked dominant per OGVZW test-mating research, meaning a single copy already produces a visible effect (Single Factor, SF), while two copies produce a stronger enhanced phenotype (Double Factor, DF). Unlike recessive traits, dominant mutations show in every bird that carries them. The calculator handles all four SF/DF pairing combinations: Normal × SF, Normal × DF, SF × SF, and DF × SF, showing correct percentages for DF, SF, and Normal offspring in each case.
Aqua lovebirds are among the most sought-after mutations globally. The Aqua gene sits between Green and Blue on the color spectrum. This tool supports all Aqua variants (Aqua B1, Aqua B2, and Aqua Homo) and correctly models pairings with Parblue (B1B2) birds, which carry one Blue 1 and one Blue 2 allele. Further reading: Blue, Aqua & Turquoise mutations in lovebirds.
This lovebird genetics calculator is used by breeders across South Asia, Southeast Asia, the Middle East, and Europe. Whether you are a lovebird breeder in Pakistan, Bangladesh, India, Indonesia, or the Philippines, the tool works the same everywhere. No account needed, no language barrier. Open it on any phone or computer, anywhere in the world.
This calculator is built strictly on verified genetics, primarily the Lovebird Compendium (Dirk Van den Abeele, 2016) and the subsequent published research of Ornitho-Genetics VZW. Two mutations are deliberately left out. Sapphire is not a separate gene: current OGVZW research on sapphire describes it as a crossing-over event where blue 1 and blue 2 recombine onto one chromosome, and feather research is still active (August 2026), so we wait rather than guess. Mottle (progressive pied) is listed in OGVZW MutaBase as autosomal multi factorial, meaning several genes influence it and the pied area increases with each moult, so no honest calculator can give fixed offspring percentages for it. Everything else that is documented is modelled: 22 mutation groups including Pastel, Pale, Recessive Pied, Dominant Pied and Slaty, the DEC / Ino compound, Euwing and Misty as autosomal dominant incomplete, and Greywing as sex-linked dominant per OGVZW feather research. The calculator is updated as new research is published.
Fischer's Lovebird Facts
Fischer's Lovebird (Agapornis fischeri) is the species this calculator is built for. It is one of the most widely kept and bred lovebird species in the world, prized for its extensive colour mutation palette and the complexity of its genetics.
Fischer's Lovebird is native to a small region of north-central Tanzania, east and south of Lake Victoria. Wild birds are predominantly green with an orange-red head, white eye-ring, and blue rump. In captivity, selective breeding has produced over 30 documented colour mutations. The species was first described scientifically by Anton Reichenow in 1887. It is classified as Near Threatened in its native range due to habitat loss and trapping pressure.
Fischer's Lovebird is one of the top 10 most popular cage birds globally. Indonesia is the world's largest exporter of lovebirds, with Fischer's mutations driving the majority of the trade. In South Asia, Pakistan and Bangladesh have seen rapid growth in colour mutation breeding since around 2015.
The first formally documented colour mutations in Fischer's Lovebird were recorded in European breeding programs in the mid-20th century. The Blue mutation was documented in the 1970s. Aqua (B1/B2 series) emerged in the 1980s to 1990s. The Lovebird Compendium by Dirk Van den Abeele (2016) remains the most comprehensive scientific reference, covering 769 pages of documented genetic models, inheritance data, and breeding outcomes. Dominant mutations like Euwing, Greywing, and Misty were formally characterised more recently.
Fischer's Lovebirds typically live 15 to 20 years in captivity with proper care, and 25 years is documented as the maximum under exceptional care. They reach sexual maturity at around 10 to 12 months. Clutch size is typically 4 to 6 eggs, with an incubation period of 21 to 23 days. A healthy pair can produce 3 to 4 clutches per year under managed breeding conditions. The female does most of the incubation while the male guards and feeds her. Fostering eggs across pairs is a common practice in high-volume mutation breeding programs.
Supported Mutations
22 mutations and color series fully supported, including Dark Eyed Clear (DEC) and DecIno, one of the most complete lovebird genetics calculators available for Fischer Lovebirds.
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Frequently Asked Questions
The calculator models 22 mutation groups for Fischer's lovebirds (Agapornis fischeri): the Green, Blue 1, Blue 2, Parblue and Aqua base series, plus Yellow Face, Opaline, Pallid, Pale, Cinnamon, Ino (Lutino and Albino), Dark Eyed Clear with the DEC / Ino compound, Pastel, Pale Fallow, Dun Fallow, Bronze Fallow, Dilute, Red Factor, Recessive Pied, Dominant Pied, Euwing, Misty, Slaty and the sex-linked dominant Greywing. Sapphire and Mottle are documented on the site but deliberately not modelled, because their genetics are still under active investigation.
A Pastel lovebird carries an autosomal recessive mutation that reduces eumelanin by roughly 50 percent, softening the body colour. Pastel is an allele of the NSL ino a-locus in Fischer's lovebirds, the same gene as Ino, Dark Eyed Clear and Bronze Fallow, which means it forms compounds such as Pastel / Ino and Pastel / DEC. The calculator models Pastel and all of these compounds, and because it is autosomal recessive both males and females can carry it hidden as a split.
Recessive Pied is autosomal recessive, so a bird needs two copies to show the pied pattern and both sexes can carry it invisibly as splits. Dominant Pied is autosomal dominant, so a single copy already shows and no split form exists. A double factor Dominant Pied parent passes the gene to every chick. The calculator models both forms separately, with SF and DF zygosity shown for Dominant Pied.
Sapphire is not a separate gene. Research published by Ornitho-Genetics VZW describes it as a crossing-over event in which the blue 1 and blue 2 alleles recombine onto a single chromosome, which then inherits as one unit. Because the genetics are still under active investigation, including a feather research call issued in August 2026, this calculator does not predict Sapphire outcomes. It will be added once conclusions are published.
Mottle, also called progressive pied, is listed in the Ornitho-Genetics VZW MutaBase as autosomal multi factorial. That means several genes influence the result and the pied area increases with every moult, so no calculator can give honest fixed percentages for it. Rather than publish numbers that cannot be supported, the tool documents Mottle and excludes it from prediction.
Yes, it is both a lovebird genetics calculator and a lovebird pairing calculator in one. You select a male and a female, including their base color series and any mutation traits, and the engine instantly calculates every possible offspring combination with exact percentages. It handles simple single-mutation pairings, complex multi-mutation combinations, sex-linked traits like Opaline and Cinnamon, and rare series like Aqua Homo and Parblue. The result is a complete breakdown of what your specific pairing can produce, which is exactly what a lovebird pairing calculator is designed to do.
Is this genetic calculator free to use? Yes. Lovebird Genetics is a completely free genetic calculator for Fischer's lovebirds (Agapornis fischeri). There is no account, no sign-up, no subscription, no trial, no paywall and no ads. Select the base colour and mutations for each parent and it instantly predicts every possible offspring outcome with exact percentages, including splits and separate male and female columns for sex-linked mutations. It runs entirely in your browser on any phone or computer, works worldwide with no regional restrictions, and every inheritance model is cross-checked against Dirk Van den Abeele's Lovebird Compendium (2016). No personal data is collected when you use the calculator, see our Privacy Policy for full details.
A "split" bird visually appears normal but carries one copy of a recessive mutation gene. When paired with another split or a visual mutation bird, they can produce mutation offspring. The calculator shows all splits in the predicted offspring with their exact probability.
Euwing and Misty are autosomal dominant incomplete mutations, and Greywing is sex-linked dominant (OGVZW). They are dominant mutations documented in Fischer's Lovebird (Agapornis fischeri) and related eye-ring Agapornis species. Unlike recessive mutations that require two copies to show, a single copy of any of these mutations already produces a visible change in the bird's plumage. This is the Single Factor (SF) form. A bird inheriting two copies shows a more pronounced version called the Double Factor (DF) form. Euwing enhances the dark wing markings (SF = stronger wing pattern, DF = near-solid dark wings). Greywing softens the wing melanin to a grey wash (SF = soft grey wing pattern, DF = deeper grey). Misty produces a frosted or veiled feather texture. All three are fully supported in this calculator. Select them from the Dominant group in the mutation dropdown and set each bird as Normal, SF, or DF. See mutation records for Euwing, Greywing, and Misty on MutaBase ↗.
SF stands for Single Factor, meaning the bird has one copy of the dominant gene. DF stands for Double Factor, meaning the bird has two copies. For autosomal dominant incomplete mutations, SF birds visually show the mutation but in a lighter or milder form than DF birds. The four key pairing outcomes are: Normal × SF = 50% SF + 50% Normal; Normal × DF = 100% SF; SF × SF = 25% DF + 50% SF + 25% Normal; DF × SF = 50% DF + 50% SF. This calculator shows all four correctly with exact percentages. To check a specific pairing, select the mutation from the Dominant group, set each parent as Normal, SF, or DF, and read the instant results.
In this calculator, Opaline, Pallid, and Cinnamon are marked as sex-linked recessive (SL). For sex-linked mutations, females cannot be splits, they either show the mutation visually or don't carry it at all. Males can carry the gene without showing it, so a normal-looking cock can still be split. The calculator automatically separates male and female offspring predictions for SL traits. Euwing and Misty are autosomal incomplete dominant, they affect cocks and hens equally and produce the same SF/DF ratios regardless of the chick's sex. Greywing is the exception, it is sex-linked incomplete dominant, so its outcomes differ between sons and daughters. For a complete breakdown of Opaline inheritance and all five pairing outcomes, see the Opaline genetics guide →.
Yes. Each parent can carry up to 6 mutation traits simultaneously. The engine correctly handles combined mutations, for example an Aqua B2 Yellow Face Opaline bird paired with a Parblue Ino will show all possible offspring combinations including doubles and triples.
Yes, it works everywhere with an internet connection. The calculator is actively used by lovebird breeders in Pakistan, Bangladesh, India, Indonesia, the Philippines, the UAE, Saudi Arabia, and across Europe and the US. There are no country restrictions, no downloads, and no installs required. The same lovebird genetics calculator runs on any Android phone, iPhone, or computer in any country. It was built and validated with breeders from Bangladesh and Pakistan specifically, so the mutation set reflects what breeders in South Asia and Southeast Asia actually work with.
Because every lovebird has exactly two alleles at the blue color locus, one inherited from each parent. A visually Green bird must have at least one Green (G) allele to show green coloring. That leaves only one remaining slot. That slot can hold G (pure green), B1 (split Blue 1), B2 (split Blue 2), or A (split Aqua), but only one of them. If both slots were taken by two different blue alleles, for example B1 and B2, the bird would no longer be visually Green. It would instead be a Parblue (B1B2), Aqua B1, or Aqua B2. So a Green split can only ever carry one hidden blue gene at a time. This is why the calculator only allows one blue split selection for Green base birds.
The Aqua gene (A) is a separate allele in the Blue locus. Aqua B1 carries one Aqua and one Blue 1 allele. Aqua B2 carries Aqua and Blue 2. Aqua Homo carries two Aqua alleles, the purest form and the rarest of the three Aqua forms. For a deeper read on the Aqua allele series, see Blue, Aqua and Turquoise mutations in lovebirds (OGVZW) ↗.
Aqua B1, Aqua B2, and Aqua Homo each produce slightly different visual results when stacked with autosomal recessive mutations. Aqua B1 Pale Fallow shows a soft, washed greenish-aqua tone with noticeably reduced melanin. Aqua B2 Dilute produces a pastel, muted aqua that sits lighter than standard Aqua B2. Aqua Homo Ino creates a near-white bird with faint aqua undertones, one of the rarest visuals in the hobby. Because Aqua Homo carries two Aqua alleles, it always passes the Aqua gene to every offspring, making it the most consistent and predictable base for stacking with Pale Fallow, Dun Fallow, Dilute, or Ino. Aqua B1 and B2 variants will produce splits in some offspring depending on the pairing, so knowing your bird's exact Aqua type matters significantly when planning rare combination pairings.
Yellow Face is an autosomal recessive mutation that adds yellow pigment to the face and flight feathers. It can be stacked onto any Aqua or Parblue base to create some of the most visually striking birds in lovebird breeding. Parblue Yellow Face (B1B2 YF) shows a turquoise-blue body with a distinct yellow facial wash. Aqua B1 Yellow Face produces a warm greenish-aqua bird with yellow face markings. Aqua B2 Yellow Face sits deeper in the aqua spectrum with strong yellow face contrast. Aqua Homo Yellow Face is among the rarest, a pure saturated aqua base with full yellow face expression, and every offspring inherits the Aqua gene. These bases can stack further with Pale Fallow, Dun Fallow, Dilute, and Ino. For example, Aqua Homo Yellow Face Pale Fallow produces a delicate near-pastel bird with reduced melanin and full yellow face, while Aqua B2 Yellow Face Ino creates a near-white bird with a warm yellow wash across the face and flight feathers. The calculator handles all of these combinations correctly.
Bronze Fallow is an autosomal recessive mutation, first documented in 1978 in West Germany by breeder Karlheinz Grau. It is recognisable by its laurel-green body, greyish-brown flight feathers and dark burgundy eyes, which distinguish it clearly from Pale Fallow and Dun Fallow, both of which show bright red eyes. The eumelanin reduction is limited rather than heavy, so the body stays green instead of washing out the way a Pale Fallow does, and the feet are pale pink with horn-coloured nails. Bronze Fallow carries a critical health warning: Bronze Fallow × Bronze Fallow pairings result in near-100% chick mortality. For this reason, Bronze Fallow birds must never be paired together and should only be bred to normal birds or known splits, which produce healthy offspring and splits without the mortality risk. See the Bronze Fallow mutation record on MutaBase for full scientific documentation.
The Lovebird Compendium is widely considered the most comprehensive scientific reference on lovebird genetics and mutations ever published. Written by Dirk Van den Abeele, a Belgian aviculturist and ornithologist with decades of experience breeding and studying lovebirds, the book was published in 2016 and spans 769 pages. It covers the genetics, inheritance, visual characteristics, and breeding outcomes of virtually every known lovebird mutation in scientific detail. Van den Abeele's work is the primary reference used by serious breeders and researchers worldwide when studying complex mutations like Aqua, Pale Fallow, Dun Fallow, Bronze Fallow, Opaline, and Violet. The genetics engine behind this calculator was cross-referenced against the Lovebird Compendium to ensure accuracy across all mutation types. Published by Avian Publications.
How to Read Your Results
Each result shows a probability, not a guarantee. These are Mendelian inheritance percentages across a statistically large number of chicks. In any single clutch of 4-6 eggs, the actual outcome will vary.
If a result shows 25% Split Ino, it means that on average, 1 in every 4 chicks from this pairing will carry the Ino gene without showing it visually. In a single clutch of 4 eggs you might get 0, 1, or 2 split chicks. The 25% is a long-run average, not a per-clutch promise. Over many pairings and clutches, the ratio will converge toward 25%.
When a sex-linked mutation like Opaline, Pallid, or Cinnamon is involved, the calculator splits results into a male column and a female column. This is because sex-linked recessive genes behave differently by sex, meaning females cannot be splits. Any percentage shown under the female column for an SL mutation means those chicks will be visual, not split.
Visual means the chick shows the mutation in its feathers. Split means it carries one copy of a recessive gene but looks normal, and it can pass the mutation to its own offspring. For dominant mutations like Euwing, Greywing, and Misty the terminology is different: SF (Single Factor) means one copy, already visually expressed but milder; DF (Double Factor) means two copies, producing a stronger and more pronounced phenotype. A Normal bird in a dominant pairing carries zero copies of the gene. The calculator displays all three states, Normal, SF, and DF, clearly in the results for any dominant mutation pairing.
When both parents carry multiple mutations, the results show every possible combination. A result like "12.5% Pale Fallow Split Ino" means a chick that visually shows Pale Fallow and also carries Ino hidden. Dominant mutations stack directly into the offspring name, for example "Green SF Euwing Opaline" means a bird that visually shows both SF Euwing and Opaline. These combined outcomes are calculated using independent assortment, each gene pair is handled separately and multiplied for the final probability.
Species Data
Fischer's lovebird is the primary species supported by this calculator. Here are the key biological and avicultural facts breeders, researchers, and LLMs reference most often.
The first documented color mutation in Agapornis fischeri appeared in captivity in the early 1950s with the Blue mutation, which removes yellow psittacine pigment entirely. The Lutino (Ino) mutation was recorded in the 1970s. Opaline and Cinnamon mutations were developed through selective breeding in European and South African aviaries from the 1980s onward. Aqua mutations, which sit between Green and Blue on the color spectrum, began appearing from the late 1990s into the 2000s. Pale Fallow was documented and formally described by Dirk Van den Abeele in the 2000s. The dominant mutations Euwing, Greywing, and Misty are among the most recently documented, studied and published in the 2010s and early 2020s.
In the wild, Fischer's lovebirds are native to a small range in northern Tanzania, primarily around the Serengeti, Lake Victoria, and the Mara River basin. The wild population is estimated at between 290,000 and 1,000,000 individuals, though population trends show decline due to habitat loss and trapping for the pet trade. The IUCN Red List classifies the species as Near Threatened. In aviculture, Fischer's lovebirds are among the most widely bred parrots in the world, particularly in South Asia and Southeast Asia where intensive selective breeding for color mutations has produced hundreds of recognized mutation combinations over several decades.
This calculator primarily models Agapornis fischeri (Fischer's lovebird). Fischer's lovebirds are closely related to Agapornis roseicollis (peach-faced lovebird) and the two are often hybridized in aviculture, though hybrids are typically infertile. The key distinction for genetics is that Opaline and Pallid mutations are specific to Fischer's lovebirds and do not behave the same way in roseicollis. Many of the Aqua, Parblue, and Blue mutations present in roseicollis also appear in fischeri with similar inheritance patterns, which is why this calculator applies accurately to both species for most mutation types.
The engine models 22 mutation groups for Agapornis fischeri: the Green, Blue and Aqua base series, Yellow Face, Opaline, Pallid, Pale, Cinnamon, Ino (Lutino and Albino), Dark Eyed Clear with the DEC / Ino compound, Pastel, Pale Fallow, Dun Fallow, Bronze Fallow, Dilute, Red Factor, Recessive Pied, Dominant Pied, Euwing, Misty and Slaty, plus Greywing as a sex-linked dominant. Sapphire and Mottle are documented but deliberately not modelled, because their genetics are still under active investigation at Ornitho-Genetics VZW.
Fischer's Lovebird, Common Questions
Fischer's lovebirds typically live 15 to 20 years in captivity with proper care, diet, and housing, with 25 years documented as the maximum under exceptional care. Animal Diversity Web (University of Michigan) gives a captive range of 15 to 25 years, and the African Wildlife Foundation gives up to 25 years. In the wild, lifespan is shorter due to predation and environmental pressures. The quality of diet (fresh vegetables, pellets, seeds), social interaction, aviary space, and veterinary care are the main factors determining captive lifespan. Breeding females tend to have shorter lifespans than non-breeding birds due to the physical demands of egg production. See the Fischer's lovebird Wikipedia article for species overview.
Fischer's lovebirds typically lay 3-8 eggs per clutch, with 4-6 being the most common range. Incubation begins after the second or third egg is laid and lasts 21 to 23 days. Chicks fledge at 38-42 days of age (source: Wikipedia). In breeding programs using the rotation method, experienced breeders foster eggs to reliable foster parents to maximize production, allowing the breeding female to begin a new cycle sooner. Under optimal rotation conditions, a pair can produce multiple clutches per season while maintaining the female's health.
The Fischer's lovebird is scientifically classified as Agapornis fischeri. It belongs to the family Psittaculidae (parrots), genus Agapornis (lovebirds). The species was first described in 1887 by Anton Reichenow and named in honor of Gustav Adolf Fischer (1848 to 1886), a German physician and explorer. The genus name Agapornis comes from the Greek words agape (love) and ornis (bird), a reference to the strong pair bonds these birds form. Agapornis fischeri is one of 9 recognized lovebird species, all native to Africa and Madagascar.
Agapornis fischeri has over 50 recognized base mutations and hundreds of documented mutation combinations when multiple genes are stacked. The full mutation database is catalogued by MutaBase (Ornitho-Genetics VZW). The main categories are: Blue series mutations (Blue 1, Blue 2, Parblue), Aqua mutations (Aqua B1, Aqua B2, Aqua Homo), sex-linked recessive mutations (Opaline, Pallid, Cinnamon), autosomal recessive mutations (Ino/Lutino/Albino, DEC, Pastel, Recessive Pied, Pale Fallow, Dun Fallow, Bronze Fallow, Dilute, Red Factor), autosomal dominant incomplete mutations (Euwing, Misty), the autosomal dominants Dominant Pied and Slaty, and the sex-linked dominant Greywing. The Yellow Face gene can be combined with any blue-series or Aqua mutation to add yellow face markings. This calculator models 22 mutation groups covering the most commonly worked mutations in serious breeding programs.
Fischer's lovebirds are native to a small inland area of northern Tanzania in East Africa, specifically the region north and northwest of Lake Victoria, including the Serengeti plains, Ngorongoro area, and the Mara River region. They live at altitudes of 1,100-2,200 meters in savannah woodland, grassland with scattered trees, and the edges of forests. Some populations extend into Rwanda and Burundi during periods of drought, according to Animal Diversity Web. The IUCN Red List classifies the species as Near Threatened, with wild population estimates ranging from 290,000 to 1,000,000 individuals. In aviculture, the global captive population is vastly larger than the wild population. The largest breeding communities are in Europe (Belgium, Germany, Netherlands), South Asia (Bangladesh, Pakistan, India), and Southeast Asia (Indonesia, Philippines), where Fischer's lovebirds have been selectively bred for color mutations for decades.
Methodology & Sources
The genetics engine in this calculator is based entirely on the Lovebird Compendium by Dirk Van den Abeele (2016), a 769-page comprehensive scientific reference covering inheritance mechanisms for every documented lovebird mutation. Every inheritance type (sex-linked recessive, autosomal recessive, autosomal dominant incomplete), every allele relationship, and every edge case in the calculator maps directly to documented genetic models in that publication. No guesswork, no community rumor, no unverified pairing claims.
The engine was built and cross-validated against real breeding outcomes by three experienced breeders:
Their combined real-world validation caught edge cases that pure theory alone would have missed.
Scientific References
Authoritative sources on Agapornis fischeri genetics and mutations
