ADSA Joint meeting 2007 (
6
)
VanRaden & Tooker
2007
QTL Relationship Matrix (
T
)
Ø
Three bulls have +50 PTA protein.
Ø
Do they have the same genes?
•
Extremely unlikely.
•
Bull A could have 10 positive genes.
•
Bull B could have 10 positive genes,
but on different chromosomes.
•
Bull C could have 20 positive and 10
negative genes.
Unlikely, unless one gene controls the trait.