Surgical castration of male piglets is practiced to prevent boar taint in pork, but causes significant pain. Immunocastration and genetic selection offer welfare-friendly alternatives.
Surgical castration of piglets without pain management is a procedure that causes acute, unnecessary suffering at a scale affecting hundreds of millions of animals annually. The operation is performed on fully conscious piglets, usually within the first weeks of life, and causes intense pain that behavioral indicators — squealing, struggling, avoidance — make unmistakable. The alternatives — immunocastration, intact male production with management controls, and genetic selection — all offer paths to eliminating surgical castration without sacrificing pork quality. The primary barriers are economic and habitual rather than technical. Regulatory mandates requiring pain management for castration and market incentives for castration-free production are the most effective levers for driving change at scale.