Table 1 Simulation parameter of population structure
Step | Population structure | Value |
|---|---|---|
Number of replicates | 10 | |
Overall heritability | 0.3 | |
QTL heritability | 0.3 | |
Phenotypic variance | 1.0 | |
Step1: Historical generation (HG) | Foundation population size of HG | 2000 |
Number of generation in phase 1 | 1000 | |
Population size in the end of phase 1 | 2000 | |
Number of generation in phase 2 | 200 | |
Population size in the end of phase 2 | 400 | |
Number of male in the last HG | 200 | |
Number of female in the last HG | 200 | |
Number of male from HG | 40 | |
Number of female from HG | 200 | |
Step 2: Expanded generation (EG) | Number of generation | 1 |
Litter size | 5 | |
Proportion of male progeny | 50% | |
Mating design | Random | |
Number of male from EG | 100 | |
Number of female from EG | 500 | |
Step 3: Recent generation | Number of generation | 10 |
Litter size | 5 | |
Proportion of male progeny | 50% | |
Mating design | Random | |
Sire replacement | 80% | |
Dam replacement | 40% | |
Selection design | EBV |