Thoroughbred horse racing involves significant welfare tradeoffs between athletic performance and horse welfare, with breakdowns, whipping, and transport raising ongoing ethical concerns.
Racehorses experience multiple welfare pressure points across their careers. Young horses are placed in heavy training before their skeletal systems are mature, contributing to injury risk. Racing injuries cause acute suffering - catastrophic fractures on the track require emergency euthanasia or cause prolonged recovery. Whipping causes behavioral stress and potential pain. Transport over long distances stresses horses physically and psychologically. The economic pressures of racing create incentives to race horses when injuries signal rest - pain masking through medication enables competition of horses that should be rested.