Table 3. Number of selection candidates selected based on their EBV, number of selected parents in the base and first generations of BLUP selection and N e for lines B1, B2 and W1.
|
EBV | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Line |
G0-BLUPa |
G1-BLUPb |
|||||||||||
|
Selection candidates |
Selected parents |
p(i) | p(i) |
Selection candidates |
Selected parents |
p(i) | p(i) | Nec | |||||
| F | M | F | M | F | M | F | M | F | M | F | M | ||
| B1 | 7424 | 1229 | 812 | 162 | 0.109 (1.709) | 0.132 (1.627) | 2603 | 443 | 297 | 50 | 0.114 (1.688) | 0.113 (1.709) | 99 |
| B2 | 7682 | 1214 | 781 | 164 | 0.102 (1.755) | 0.135 (1.608) | 2594 | 414 | 254 | 59 | 0.098 (1.767) | 0.143 (1.590) | 83 |
| W1 | 9026 | 1565 | 788 | 199 | 0.087 (1.817) | 0.127 (1.627) | 2450 | 645 | 153 | 78 | 0.062 (1.968) | 0.121 (1.667) | 121 |
Abbreviations: GBLUP, genomic best linear unbiased prediction; EBV, estimated breeding value; F, female animal; i, selection intensity (i was derived from p (Supplementary notes)); M, male animal; p, proportion of candidates selected.
a
G0-BLUP is the base generation of BLUP.
b
G1-BLUP is the first generation of BLUP.
c
The method to calculate Ne is given in Supplementary notes.