If there is a cock in the laying hens, it will consume more feed, increase production costs, and should be eliminated in time; timely eliminate the sick chickens that can not stand for a long time, lame legs, grin and blind eyes, and eliminate the special thin chicken before laying eggs. And sick chickens, chickens that do not lay eggs at the peak of laying eggs, and chickens with low egg production rate are eliminated in the middle of laying. Roosters that raise cocks should always cull cocks with poor semen quality and loss of breeding ability. poultry equipment price.