Hundreds of major companies have pledged to source only cage-free eggs. Understanding what these commitments mean in practice — and what they don't — is essential for evaluating their welfare impact.
Corporate cage-free commitments represent genuine welfare progress — eliminating conventional battery cages removes the most severe spatial restriction in egg production and allows hens some ability to express natural behaviour. However, the welfare reality of "cage-free" is more complex than the label suggests. A cage-free barn system may keep tens of thousands of hens in a single building with no outdoor access, high ammonia, and significant pecking risk if poorly managed. Aviary systems with multiple levels offer more natural behaviour opportunity but require well-designed equipment, good lighting, and careful management of the transition from nest box to perch at night to minimise falls and keel bone injuries. Truly high-welfare cage-free eggs come from free-range or organic systems with outdoor access, enriched environments, slower-growing breed options, and robust welfare monitoring. Consumers and advocates should push beyond the cage-free label to understand what the actual system looks like — and retailers and food companies should be transparent about the specific systems their commitments cover.