Farrowing Crates: The Welfare Debate Around Sow Confinement at Birth

Farrowing crates prevent sow crushing of piglets but severely restrict sow movement. The welfare tradeoffs are complex and driving ongoing industry change.

Key Facts

Farrowing crates confine sows around the time of birth to prevent them from lying on and crushing piglets
Sow crushing (overlying) kills approximately 10-15% of piglets in non-crated systems without management intervention
Farrowing crates restrict sow movement to the point where she cannot turn around for 3-6 weeks
Sows show strong nesting motivation before farrowing — confinement prevents this fundamental behavioral need
Alternative systems (free-farrowing pens, Farrowing Assist systems) can achieve comparable piglet survival with less sow confinement
Several European countries including Sweden have banned or are phasing out conventional farrowing crates

Welfare Considerations

The farrowing crate welfare debate involves genuine competing interests — piglet welfare (reduced crushing) against sow welfare (freedom of movement and behavioral expression). The sow's inability to build a nest before farrowing, turn around during the periparturient period, or move freely for weeks after birth represents significant behavioral frustration and potential pain. Innovative systems including large free-farrowing pens with separate piglet protection zones achieve comparable piglet survival while substantially improving sow welfare. Consumer and regulatory pressure is driving investment in these alternatives, demonstrating that the welfare compromise of conventional crates is not unavoidable.

What You Can Do

Choose pork certified from free-farrowing systems where available in your market
Support campaigns for legislative phase-outs of conventional farrowing crates
Learn about free-farrowing system designs that protect both sow and piglet welfare
Advocate for research funding into farrowing system design that eliminates the welfare tradeoff