Coefficient of inbreeding

COI calculator

Choose two dogs to calculate the coefficient of inbreeding of their offspring using Wright's method. Select the pedigree depth, then open the calculation to see exactly which ancestors produced the figure. The basic COI is free.

Sire

Type at least two characters

Dam

Type at least two characters

Select a sire and a dam to calculate a COI. To see the COI of an existing dog, choose its own sire and dam.