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Carrier-by-carrier litters show 24% decrease in lactation survival compared to carrier-by non-carrier litters. Significant results are indicated in bold.
| Status | # Litters | Avg. total born | Avg. live-born | Farrowing survival % | Lactation survival % |
|---|---|---|---|---|---|
| NxN | 8,105 | 10.08 | 9.23 | 91.37 | 89.97 |
| CxN | 732 | 10.44 | 9.62 | 92.09 | 90.80 |
| NxC | 777 | 10.16 | 9.43 | 92.78 | 89.85 |
| CxC | 52 | 9.96 | 9.13 | 91.82 | 68.84* |
The sow is carrier in CxN litters, while the boar is carrier for NxC litters.
* P < 0.01
