Table 1 Data structure for number of piglets born alive (NBA) and total number of piglets born (TNB) in the Iberian × Meishan F2 experimental population.
Order of parity | All | ||||
|---|---|---|---|---|---|
1 | 2 | 3 | 4 | ||
N of litters | 252 | 225 | 210 | 194 | 881 |
NBA | 7.9 (3.4)a | 8.3 (3.0) | 8.9 (2.9) | 9.2 (3.0) | 8.5 (3.2) |
TNB | 8.7 (3.0) | 8.5 (3.1) | 9.3 (2.9) | 9.7 (3.1) | 9.1 (3.1) |