Providing enrichment to pigs is legally required in the EU but compliance is inconsistent, and the quality of enrichment matters enormously — chains hanging from ceilings are minimally effective substitutes for proper rooting materials.
The gap between legal enrichment requirements and meaningful enrichment provision is one of the most significant welfare failures in European pig farming. Chains that hang from ceiling bars technically satisfy the letter of EU enrichment legislation, but they fail to meet the spirit of the law — pigs interact with them briefly, then ignore them. Pigs need materials they can root, chew, carry, and investigate: straw, wood, compost, or similar organic substrates. The consequences of inadequate enrichment — tail biting leading to tail docking — represent a major welfare cycle. Stronger enforcement of enrichment quality standards and investment in transition support for producers to move to straw-based systems are the key policy levers.