Table 3 Systematic and permanent environmental random effects included in the models of analysis for each trait
From: Pedigree and genomic evaluation of pigs using a terminal-cross model
Effect | Trait | |||||
|---|---|---|---|---|---|---|
Growth rate | Feed conversion ratio | Lean meat | pH longissimus dorsi | Drip loss | Intramuscular fat | |
Weight at the beginning of the control period | Covariate | Covariate | – | – | – | – |
Hot carcass weight | – | – | Covariate | – | – | – |
Weight at slaughter | – | – | – | Covariate | Covariate | Covariate |
Date of slaughter | – | – | – | 52 levels | 50 levels | 49 levels |
Batch | 11 levels | 11 levels | 11 levels | 11 levels | 11 levels | 11 levels |
Pen effect nested within batch | 132 levels | 132 levels | 132 levels | – | – | – |