From: Impact of feed, light and access to manipulable material on tail biting in pigs with intact tails
Building/Group | I Light 14 h | II Led light 14 h | III Standard | IV Hay silage |
---|---|---|---|---|
Slaughtered (n) | 624 | 608 | 689 | 635 |
With tail injury (n) | 28 | 36 | 46 | 27 |
With tail injury (%) | 4.5 | 5.9 | 6.7 | 4.3 |