Since being pure bred in chickens is all about weather they match the breed standard, they wouldn’t technically be barred rocks if they have non standard traits but they’re not a new breed until they breed true. I hope that reducing the feathers and getting bigger combs helps you end up with...
I love naked necks. I wonder how yours compare to what we have in the untied states.
I’m not sure what you’re feeding now or what you may have available but you may want to get a supplemental calcium source for your layers if their shells are thin. You can give crushed oyster shells (easily...