Creates the genetic group contribution matrix for large pedigrees.
qmatL(ped2)
ped2
: The output data.frame from gghead (for more details: ?gghead)
data.frame
gghead
?gghead
Q matrix
matrix
ped = data.frame(ID=c(3,4,6,5), SIRE=c(1,3,4,1), DAM=c(2,2,5,2)) ped2 = gghead(ped) qmatL(ped2)