What specific genetic pairing criterion must generally be met to produce a red sex-link bird?

Answer

Breeding a red or gold-colored male to a silver or silver-based female.

The sex-link trait relies on color genes carried on the sex chromosome. This typically requires crossing a male possessing red or gold coloration with a female possessing silver or silver-based coloration.

What specific genetic pairing criterion must generally be met to produce a red sex-link bird?
starbreed