New study finds cage-free egg-laying hen mortality declines over time

New research published today in the journal Scientific Reports based on the largest analysis to date of commercial data on egg-laying hen mortality finds that mortality in higher-welfare, cage-free housing systems decreases over time as management experience increases and knowledge accrues.

source https://phys.org/news/2021-02-cage-free-egg-laying-hen-mortality-declines.html