Hot-iron branding has been used for centuries to identify cattle. Welfare science now clearly demonstrates it causes significant pain, and alternative identification methods are available.
Hot-iron branding is one of the clearest examples of a painful husbandry practice for which welfare-superior alternatives exist and are readily available. The procedure causes full-thickness skin burns with acute pain lasting hours and chronic wound discomfort during healing. It represents a significant, preventable welfare harm imposed on billions of cattle globally. Electronic identification technology provides equivalent or superior identification functionality without tissue damage: EID ear tags and microchips allow individual animal tracking, disease surveillance, and movement monitoring. Freeze branding, while less commonly available, causes substantially less welfare harm than hot branding. The persistence of hot branding is primarily cultural and economic rather than functional — many cattle operations have successfully transitioned to electronic identification. Welfare certification schemes are increasingly prohibiting hot branding.