From: Ploidy elicits a whole-genome dosage effect: growth of triploid Atlantic salmon is linked to the genetic origin of the second maternal chromosome set
Scenario 1
Scenario 2
Scenario 3
Breeding pair
♀ × ♂
Breeding valuea
1 3
2 2
3 1
2n offspring breeding valueb
2
3n offspring breeding valuec
1.66
~2
2.33