- $sel$pop.sel
the selected males and females.
- $sel$ps
if ps <= 1, fraction selected in selection of males and females; if ps > 1, ps is number of selected males and females.
- $sel$decr
whether the sort order is decreasing.
- $sel$sel.crit
the selection criteria, it can be "TBV", "TGV", and "pheno".
- $sel$sel.single
the single-trait selection method, it can be "ind", "fam", "infam", and "comb".
- $sel$sel.multi
the multiple-trait selection method, it can be "index", "indcul", and "tmd".
- $sel$index.wt
the weight of each trait for multiple-trait selection.
- $sel$index.tdm
the index of tandem selection for multiple-trait selection.
- $sel$goal.perc
the percentage of goal more than the mean of scores of individuals.
- $sel$pass.perc
the percentage of expected excellent individuals.