Table 1.
Effect of dietary supplementation of sows with resin acid-enriched composition on farrowing and piglet characteristics.
| Characteristics | RAC Treatment | Control | p-Value |
|---|---|---|---|
| Farrowing and sow characteristics | |||
| Number of sows | 20 | 20 | |
| Gestation length, day | 117.01 ± 0.30 | 117.51 ± 0.30 | 0.25 |
| Farrowing duration, min | 331.45 ± 41.95 | 296.9 ± 36.91 | 0.54 |
| Sow back fat, pregnancy | 10.4 ± 0.31 | 10.4 ± 0.33 | 1.00 |
| Sow back fat, farrowing | 11.65 ± 0.31 | 11.3 ± 0.28 | 0.40 |
| Sow back fat, weaning | 8.15 ± 0.16 | 8.2 ± 0.22 | 0.85 |
| Colostrum characteristics | |||
| Colostrum yield, g | 6197.36 ± 205.03 | 6017.64 ± 196.50 | 0.53 |
| Colostrum brix value | 29.79 ± 0.78 | 28.36 ± 0.75 | 0.19 |
| Colostrum intake, g | 444.91 ± 7.86 | 452.44 ± 9.49 | 0.54 |
| Colostrum serum amyloid A (SAA), mg/L | 673.83 ± 71.47 | 536.73 ± 57.90 | 0.14 |
| Litter characteristics | |||
| Total born/litter size | 15 ± 0.54 | 13.5 ± 0.67 | 0.09 |
| Live-born piglets | 14.15 ± 0.50 | 13.09 ± 0.20 | 0.35 |
| Stillborn piglets | 0.85 ± 0.23 | 0.15 ± 0.08 | 0.01 * |
| Piglet vitality | 1.37 ± 0.03 | 1.39 ± 0.03 | 0.55 |
| Weaned piglets | 12.75 | 12.25 | 0.54 |
Data expressed as least squares means ± SEM. * Significant values at p < 0.05.