Table 2 Commonly used feeding systems for group-housed pregnant sows
Feeding system | Physical separation during feeding | Individual ration | Eating simultaneously |
|---|---|---|---|
Electronic feeding station with sow identification | complete | yes | no |
Electronic feeding station without sow identification | no | no | no |
Free access stalls | complete | no | yes |
Drop feeding | partial (no) | no | yes |
Floor feeding | no | no | yes |
Ad libitum feeding | no | no | no |