Third-party welfare auditing provides the accountability mechanism that turns welfare standards from aspirations into verifiable practice, but audit quality varies enormously.
The credibility of welfare certification depends entirely on audit quality. Announced audits of facilities and records tell a different story than unannounced visits assessing actual animal outcomes. The shift from input-based auditing (checking space and equipment) to outcome-based auditing (assessing animal behavior and physical condition) represents a major improvement in certification reliability.