Commercial puppy and kitten mills produce companion animals in conditions that systematically compromise welfare, and legislative reform efforts are progressively restricting these operations.
Puppy and kitten mill welfare represents a systemic welfare failure enabled by consumer convenience and inadequate regulation. Breeding animals in mills experience chronic deprivation: no social interaction, no exercise, inappropriate flooring causing paw and joint problems, and repeated pregnancies without rest. The puppies produced often have health and behaviour problems from inadequate early socialisation and veterinary care. Legislative approaches including pet store sales bans and breeder licensing have proven effective in reducing mill production by removing the commercial channel between mills and consumers. Consumer education about the link between pet store purchases and mill conditions is an important complement to regulatory reform.