Table 1.
The information of the experimental population.
| Breed | Experimental Population | Family No. of the Population | Birds for High and Low RFI Group | Family No. of Sub-Group | No. of DNA Pools | Average Coverage/Pool |
|---|---|---|---|---|---|---|
| Beijing-You | 200 males | 75:153 (males:females) | 48 HRFI | 33:40 (males:females) | 3 | 20× |
| 200 females | 48 LRFI | 35:39 (males:females) | 3 | 20× | ||
| Cobb | 220 males | 64 (males) | 48 HRFI | 34 (males) | 3 | 20× |
| 48 LRFI | 28 (males) | 3 | 20× |
For Beijing-You chickens, each pool consisted of 8 males and 8 females. For Cobb chickens, each pool consisted of 16 males. HRFI: high residual feed intake; LRFI: low residual feed intake.