The final hours of a cattle animal's life carry significant welfare implications. Transport to the abattoir, lairage conditions, handling in races, and the stunning and killing process all determine whether an animal's final experience is one of fear and pain or relative calm. Good slaughter welfare is an achievable and legally required standard.
Slaughter transport adds stress to animals already familiar with on-farm handling. Best practice: use familiar, trained handlers; minimise journey time; avoid extreme weather conditions; ensure adequate space and ventilation. Animals should be fit to travel — lame, sick, or injured animals require veterinary assessment before transport and may require emergency on-farm slaughter rather than transport.
Lairage provides rest and recovery after transport. Legal minimum: 1 hour before slaughter. Key welfare provisions: clean bedding, water access, temperature management, minimal noise, and avoidance of mixing unfamiliar animals (which causes fighting). Night lairage requires feed provision. Official veterinary checks in lairage identify animals unfit for slaughter.
Temple Grandin's extensive research on slaughterhouse design demonstrates that low-stress handling significantly reduces animal fear and vocalisations. Key design features: curved races (working with cattle's natural tendency to circle), solid side panels (reducing visual distractions), non-slip flooring, adequate lighting, and elimination of distractions (dangling objects, shadows, air drafts at eye level). Low-stress handling reduces cortisol, meat quality defects, and worker injury.
Penetrating captive bolt stunning, correctly applied to the frontal bone, should produce immediate insensibility. Key variables affecting effectiveness: gun calibre and condition, correct positioning, operator training. CCTV monitoring in abattoirs (UK, required since 2018) has improved compliance monitoring. Signs of ineffective stunning must be identified immediately and corrective action taken.
Religious slaughter without prior stunning (halal without stunning, schechita) is legal in the UK under exemptions. Evidence indicates that cattle slaughtered without stunning experience pain and distress during the throat cut. Scientific consensus, including EFSA opinions, is that stunning before slaughter improves animal welfare. Some religious authorities accept post-cut stunning; others require fully non-stunned slaughter.