Name __________________

Problem Set 8

ANSI 5303 - Advanced Animal Breeding

Access the file on the web page for problem set 8 and run the SAS analysis. This is an analysis of more than 1000 records involving littersize at 21 days from a four breed diallel mating design.

We have four breeds with each breed used as both sire and dam in all combinations.

Use the least squares means to estimate the following:
all possible differences between breed direct effects

all possible differences between breed maternal effects

heterosis values for each breed combination and overall