Animal agriculture leaders last week strongly refuted a highly-publicized report that was critical of modern livestock production.

The Animal Agriculture Al­­liance released a report detailing the efforts and progress America’s livestock, poultry and egg producers have made over more than a decade in ensuring animal well-being, protecting the environment, using antibiotics responsibly and producing the world’s safest food.

They were reacting to a report, published by group called Center for a Livable Future (CLF) at Johns Hopkins University, which focused criticism on the...