... vector of random polygenic breeding valuese = vector of random errorsX,Z = known incidence matricesT = unknown incidence matrix indicating true major locus genotypes of allthe ... (Henderson, 1984), as itcontains fixed and random effects, and the genetic sense (Morton and MacLean,1974), as it contains a single locus and a polygenic effect. Strictly ... matingpaths, or a combination of the 2 (marriage loops), eg, a sire mated to 2 geneticallyrelated dams. Both inbreeding and marriage loops are common in animal breedingdata....