Pairwise absolute difference across bull
populations in autozygosity across the genome.
1Number of bulls totaled 1810: 736 from United States (US); 306 from Australia (AU); 768 from New Zealand (NZ). 2Number of cows totaled 1933: 1047 from US; 886 from AU. 3Dashed line represents significance threshold (P-value < 0.001).