I bred my BCM roo to a Cuckoo Marans hen and as predicted the Cuckoo was a cockerel and the blacks are hens. My question, Will the Cuckoo cockerel bred to a Cuckoo hen now give all Cuckoo chicks?
Black copper marans x Cuckoo marans
post #2 of 3
8/18/12 at 8:57am
post #3 of 3
8/18/12 at 9:39am
Only 50% of the girls because he is heterozygous for the sex linked barring gene... all the boys will be barred