Table 3.

Individual assignment performance for the four selection methods

	delta			pairwise Wright's FST			pairwise W&C's FST			PCA
Log10	90%	95%	98%	90%	95%	98%	90%	95%	98%	90%	95%	98%
0	42.47	59.94	86.48	40.25	57.44	83.72	36.53	62.89	103.07	50.58	75.52	116.07
1	67.97	90.99	129.36	60.12	80.50	114.45	64.37	89.21	129.27	71.85	98.36	152.26
2	95.62	126.63	179.26	80.02	104.62	147.79	89.63	119.13	171.29	101.62	139.54	283.40
3	123.46	159.05	209.70	105.41	137.29	195.69	120.04	159.83	241.62	139.72	192.40	403.89

Estimated number of SNP markers required to achieve 90%, 95% and 98% correct assignment at the four stringency thresholds for each SNP selection method (the individuals from the two Angus populations are pooled). Numbers estimated from asymptotic regression equation.