Places that have good animal welfare have a manager who cares about welfare. Places where animal welfare is poor often have a manager who does not care. A good manager enforces standards to maintain good welfare.
Employees are well trained and people who abuse animals are punished.
People who handle hundreds of animals each day can become desensitized. They need a strong manager to serve as their conscience. How to Prevent Animals From Becoming Crippled or Non-ambulatory. Electro-immobilization is not a humane method of restraint Swine Genetics Effect of rearing environment and environmental enrichment on the behavior and neural development of young pigs. Genetics and Animal Welfare Animal Welfare Information Center .