Battery Cage and Gestation Crate Reform: Legislative and Corporate Progress

Battery cage and gestation crate bans represent some of the most significant welfare policy victories of the past two decades. Understanding the reform process helps advocates advance similar changes.

Key Facts

The EU banned conventional battery cages for laying hens in 2012 after a decade-long phase-out period
California Proposition 2 in 2008 and subsequent Proposition 12 in 2018 banned battery cages and gestation crates
Over 200 major food companies including McDonald's and Walmart have committed to cage-free egg sourcing
Gestation crates that confine breeding sows individually have been banned in 10 US states and the EU
Corporate commitments to cage-free eggs have driven faster market change than legislation alone in some markets
Transition timelines for corporate commitments are frequently extended — advocacy to enforce timelines is ongoing

Welfare Considerations

Battery cage and gestation crate reform represents proof that persistent, strategic animal welfare advocacy can achieve systemic change affecting millions of animals. The combination of ballot initiatives, legislative campaigns, and corporate engagement has driven cage-free egg adoption rates from near-zero to over 30% of US eggs by the mid-2020s. The lesson from these campaigns is that combined legislative and corporate engagement strategies, backed by clear scientific evidence of welfare harm, can achieve durable systemic change. Monitoring and enforcement of committed timelines is as important as securing initial commitments.

What You Can Do

Support organisations monitoring corporate cage-free and crate-free commitment implementation and timelines
Advocate for state and national legislation codifying welfare standards currently only covered by corporate commitments
Engage with food companies that have missed or extended their welfare commitment timelines
Share the success stories of cage-free and gestation crate campaigns as evidence that welfare advocacy works
Donate to organisations running coordinated legislative and corporate welfare reform campaigns