Table 2.
Body weight (g), comb area (cm2), shank length (cm), and immune trait (SRBC) in the F0 L2 and R- lines and their F2 female progeny from hatch to 16 weeks of age
| Female | L2 | R- | p value | F2 | |||
|---|---|---|---|---|---|---|---|
| Trait | Mean | SD | Mean | SD | Mean | SD | |
| BW00 | 25.7 | 2.5 | 35.8 | 1.9 | <0.0001 | 32.4 | 2.5 |
| BW04 | 285.1 | 40.2 | 220 | 28.7 | 0.0014 | 256.5 | 48.3 |
| BW08 | 829.2 | 86.1 | 610 | 96.0 | <0.0001 | 735.2 | 148.1 |
| BW12 | 1312.4 | 126.7 | 933.1 | 128.6 | <0.0001 | 1147.1 | 249.2 |
| BW16 | 1675.5 | 143.7 | 1170.4 | 195.6 | <0.0001 | 1526.5 | 309.2 |
| CA16 | 10.2 | 5.3 | 3.0 | 1.0 | 0.0022 | 4.8 | 2.5 |
| SL08 | – | – | – | – | – | 6.2 | 0.7 |
| SRBC00 | – | – | – | – | – | 0.3 | 0.8 |
| SRBC07 | 5.6 | 1.5 | 5.4 | 1.3 | 0.78 | 3.1 | 2.2 |
| SRBC14 | 5.0 | 1.4 | 3.4 | 1.0 | 0.01 | 3.1 | 1.7 |
BW00, 04, 08, 12, 16: body weight at hatch, at 4, 8, 12, and 16 weeks of age; CA16: size of comb area at 16 weeks of age; SRBC00, 07, 14: baseline antibody level, antibody level at 7 and 14 days after primary immunization of sheep red blood cell; SD: standard deviation; the p-value corresponds to the significance level of the comparison between L2 and R- lines, for each trait