Tail docking of piglets is widespread but largely preventable. Providing meaningful enrichment addresses the root cause - behavioral frustration from barren housing environments.
The tail docking cycle illustrates how welfare problems compound: barren housing causes behavioral frustration that leads to tail biting; tail biting causes injury that leads to painful tail docking of future piglets; but docking treats the symptom while leaving the barren environment intact. Research from Denmark demonstrates that the cycle can be broken by addressing the root cause - enrichment provision. When pigs have appropriate objects to investigate and manipulate, the behavioral frustration that drives tail biting is substantially reduced. The EU approach of prohibiting routine docking while requiring demonstrations of bite risk creates incentives to provide enrichment. The welfare of billions of pigs would be substantially improved by consistently requiring meaningful enrichment rather than permitting prophylactic docking in inadequate environments.