Table 2 Genotyping strategies for the different breeding program scenarios with classical pedigree-based selection (PED) and IBD-GS
From: Identity-by-descent genomic selection using selective and sparse genotyping
PED | IBD5 | IBD10 | IBD20 | IBDall | |
|---|---|---|---|---|---|
Number of families | 100 | 100 | 100 | 100 | 100 |
Selection candidates per family | 20 | 20 | 20 | 20 | 20 |
Number of pre-selected families | 0 | 30 | 30 | 30 | 30 |
Genotyped selection candidates | 0 | 600 | 600 | 600 | 600 |
Genotyped training animals per family | 0 | 5+5 | 10+10 | 20+20 | 100 |
Total number genotyped | 0 | 900 | 1200 | 1800 | 3600 |
Number of selected new parents | 200 | 200 | 200 | 200 | 200 |
Minimum number of parental families | 20 | - | - | - | - |