Time that fast and slower-growing chicken breeds spend in pain over their lifespan

Estimates of the time that an average chicken raised for meat will spend in different levels of pain. Both breeds of chicken reach the same slaughter weight, justat different rates.

Excruciating painExcruciating pain30 seconds6 secondsFast-growingSlower-growingDisabling painDisabling pain3 days1 daysFast-growingSlower-growingHurtful painHurtful pain20 days15 daysFast-growingSlower-growingAnnoying painAnnoying pain20 days19 daysSlower-growingFast-growing