Coefficient of Inbreeding Calculator

Calculate the inbreeding coefficient (F) for various mating relationships and assess genetic consequences.

Relationship Type

Select Relationship

Generations of Inbreeding

Inbreeding Coefficient

Single Generation (F)

12.5000%

0.125000

After 1 Gen.

12.5000%

0.125000

Half siblings

Genetic Consequences

Heterozygosity Lost12.50%

Heterozygosity Retained87.50%

Est. Inbreeding Depression1.25%

Equivalent Ne4.00