Hi All. Hey Hybrid experts: I have 2 AMERAUCANA Roosters w/blue egg gene that I wish to cross with White egg laying,HIGH egg production cold hearty HYBRID hens for blue eggs. 1) Are there ANY high egg production Hybrids that lay WHITE eggs pls? 2) IF not:whats the highest white egg producing breed pls(that are cold hearty and forage well)pls? White Leghorns? PS,,,I am already crossing the Amer.Roosters w/Golden Comet Hybrids for possible GREEN eggs nxt yr. THANKS!