Table 4. Spending time (± SD) of the sows’ behaviors during the lactating period
Behavior | Housing system | Day | % | p-value |
1 | 2 | 3 | 4 | 5 | 6 | 7 | 14 | 20 |
Feeding and drinking | FC | 33 ± 25.3 | 21 ± 19.2 | 20 ± 13.9 | 61 ± 33.2 | 61 ± 26.6 | 55 ± 17.9 | 49 ± 13.3 | 85 ± 19.7a | 95 ± 40.4 | 3.7 | < 0.05 |
AFP | 30 ± 14.0 | 28 ± 24.2 | 27 ± 24.7 | 25 ± 11.0 | 36 ± 33.3 | 55 ± 17.9 | 40 ± 31.7 | 40 ± 5.3b | 64 ± 2.0 | 2.4 |
Lateral recumbency | FC | 807 ± 358.1 | 1,305 ± 18.5 | 1,107 ± 136.0 | 1,233 ± 71.5 | 1,261 ± 46.6 | 1,302 ± 29.5 | 1,290 ± 69.5 | 1,179 ± 72.2 | 1,091 ± 27.3 | 82.1 | ns |
AFP | 1,108 ± 122.0 | 932 ± 234.2 | 1,092 ± 153.9 | 1,139 ± 247.2 | 1,183 ± 141.1 | 1,158 ± 29.5 | 1,213 ± 87.8 | 1,215 ± 90.4 | 1,145 ± 28.7 | 79.1 |
Ventral recumbency | FC | 361 ± 214.1 | 81 ± 12.1 | 205 ± 147.3 | 128 ± 74.1 | 97 ± 74.1 | 57 ± 52.7 | 81 ± 61.2 | 149 ± 104.9 | 209 ± 22.7 | 10.6 | ns |
AFP | 265 ± 122.3 | 419 ± 222.9 | 251 ± 63.8 | 226 ± 179.2 | 180 ± 91.8 | 57 ± 35.2 | 143 ± 37.2 | 163 ± 73.9 | 179 ± 43.9 | 15.3 |
Sitting | FC | 111 ± 105.8 | 8 ± 8.7 | 7 ± 6.4 | 14 ± 2.0 | 7 ± 3.1 | 15 ± 2.3 | 11 ± 4.6 | 14 ± 14.0 | 36 ± 16.4 | 1.7 | ns |
AFP | 23 ± 26.6 | 33 ± 31.9 | 55 ± 78.7 | 37 ± 59.5 | 18 ± 14.4 | 15 ± 2.3 | 24 ± 14.0 | 8 ± 10.4 | 28 ± 36.4 | 1.9 |
Standing | FC | 129 ± 88.5 | 25 ± 9.0 | 23 ± 15.3 | 5 ± 2.3 | 13 ± 5.0 | 11 ± 7.6 | 9 ± 12.9 | 13 ± 12.1 | 10 ± 9.2 | 1.9 | ns |
AFP | 15 ± 8.1 | 27 ± 30.3 | 15 ± 14.2 | 13 ± 12.2 | 23 ± 12.2 | 11 ± 18.0 | 20 ± 13.1 | 14 ± 12.0 | 24 ± 7.2 | 1.4 |
Values within treatment (columns) with different superscripts differ significantly (p < 0.05).
FC, farrowing crate; AFP, alternative farrowing pen; ns, not significant (p > 0.05).