Broiler breeder chickens are deliberately food-restricted to control body weight, causing chronic hunger that is a severe and widespread welfare problem.
Broiler breeder chronic food restriction represents one of the most serious and widespread welfare problems in poultry production. Birds that are perpetually hungry engage in food-seeking behaviors and show physiological and behavioral indicators of chronic stress. These are the parents of the billions of commercial broilers produced annually, meaning their welfare affects an enormous number of birds. Developing alternative management that reduces hunger is an important welfare priority.