Levels of pain endured by the average hen in different production
systems

Estimates of the number of days that the average hen will spend in pain over her laying life. A 'day' is considered to be 16hours, the length of time that the average hen is awake.

Battery cagesBattery cages420 days253 days27 days0.003 daysAnnoying painHurtful painDisabling painExcruciating painFurnished cagesFurnished cages384 days197 days10 days0.003 daysAnnoying painHurtful painDisabling painExcruciating painCage-free aviaryCage-free aviary130 days109 days10 days0.003 daysAnnoying painHurtful painDisabling painExcruciating pain

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Levels of pain endured by the average hen in different production systems

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