Livestock

Calf Castration Welfare: Evidence and Best Practice

Welfare-focused guide to surgical and non-surgical castration in beef calves — what the evidence says.

Key Facts

Castration of beef calves is practised to reduce aggression, unwanted reproduction and improve meat quality
All methods of castration cause pain — the welfare impact depends on method, age, and use of anaesthesia
Rubber ring (elastrator) banding is commonly used but causes sustained pain for up to 7 days
Surgical castration causes acute pain but resolves more quickly when performed correctly
Burdizzo (bloodless) method crushes the spermatic cord — causes less pain than surgical but requires precision
Anaesthesia and analgesia significantly reduce pain — NSAIDs and local anaesthetic blocks are available and licensed
The welfare impact increases significantly as calves age — earlier castration with appropriate pain relief is less harmful
EU and UK legislation requires pain relief for castration after a certain age but enforcement is variable

Welfare Significance

Calf castration without pain relief is a significant welfare concern. The evidence clearly shows that pain relief — both local anaesthetic and NSAIDs — substantially reduces the suffering of this routine procedure. Adopting pain relief for all castration is a low-cost, high-welfare intervention that should be standard practice.

What You Can Do

Use local anaesthetic block and NSAID for all calf castrations
Castrate at the youngest practical age to minimise welfare impact
Train all staff performing castration in correct technique
Advocate for mandatory pain relief requirements for cattle castration