Table 1 Overview of purebred ancestors of crossbred populations and the number of generations between the crossbred populations and purebred selection candidates
From: Optimizing genomic reference populations to improve crossbred performance
Crossbred population | Purebred ancestors of crossbred animals | Generations difference with selection candidates | |
|---|---|---|---|
Generation | SUBTOP/TOP | ||
2wayCB_TOP | 7 | TOP | 3 |
2wayCB | 7 | SUBTOP | 3 |
2wayCB_1MP | 6 | SUBTOP | 5 |
4wayCB_TOP | 6 | TOP | 5 |
4wayCB | 6 | SUBTOP | 5 |
4wayCB_1MP | 5 | SUBTOP | 7 |
4wayCB_2MP | 4 | SUBTOP | 9 |