From: Efficiency of genomic selection in an established commercial layer breeding program
 | Trait unit | Single cage | Group cage | Practical environment |
---|---|---|---|---|
Laying performance 1 | % | X | X | X |
Laying performance 2 | % | X | X | X |
Laying performance 3 | % | X | X | X |
Laying performance 4 | % | X | Â | X |
Egg weight | g | X | X | X |
Feed consumption | g | X | Â | Â |
Egg shell strength | N | X | X | X |
Hatchability | % | X* | Â | Â |
Mortality | 1 or 0 | X | X | X |
Feathering quality | Scale 1 – 9 |  | X |  |