Genetics
Inbreeding coefficient
Enter the sire's and dam's pedigree over 4 generations to estimate the inbreeding coefficient (COI) of their future kittens — Wright's method, based on ancestors shared by both lineages.
♂ Sire (proposed father)
Parents
Grandparents
♀ Dam (proposed mother)
Parents
Grandparents
Fill in at least the parents and grandparents on both sides, then run the calculation.
Sources & références
- –Wright, S. (1922) — Coefficients of Inbreeding and Relationship — Original inbreeding coefficient formula based on pedigree path counting
- –LOOF — Recommendations on inbreeding in cat breeding — Indicative thresholds and best practices for keeping COI low in mating plans
- –UC Davis Veterinary Genetics Laboratory — COI benchmarks by degree of relationship (cousins, half-siblings, siblings)