yeah its the skin color that is sex linked. The Females will have the Fathers black skin. And they have the black meat too or the birds I worked with did.
The Females kept the fiber trait and the males ... I ate them since I crossed them with meat birds. I bred some of the females again with naked Necks and the meat ended up being grey but I am going to call it silver because it might make it sound more appetizing. You can see an example of...