Table 1 Number of sires, dams and offspring and survival rate over eight generations of selection
| Generation | Line | Sires | Dams | Progeny | Survival rate (%) |
|---|---|---|---|---|---|
| G0 (2008) | Base population | 81 | 81 | 1870 | 26.7 |
| G1 (2009) |
Selection Control |
76 17 |
89 17 |
3060 711 |
40.2 32.4 |
| G2 (2010) |
Selection Control |
60 20 |
96 20 |
4464 1256 |
45.4 40.4 |
| G3 (2011) |
Selection Control |
65 42 |
144 42 |
5520 1324 |
31.3 38.5 |
| G4 (2012) |
Selection Control |
74 27 |
93 34 |
2306 734 |
35.1 24.9 |
| G5 (2013) | Selection | 60 | 60 | 5743 | 33.8 |
| G6 (2014) |
Selection Control |
34 7 |
54 15 |
504 162 |
20.4 10.0 |
| G7 (2015) |
Selection Control |
56 25 |
87 31 |
3862 788 |
44.4 31.6 |