Combined detection and introgression of QTL in outbred populations

Table 3 Estimates of residual variance, donor genome contributions and efficiency of selection in BC4 when N = 1000 (se are in italic font).

h ²		Donor genome(cM)	Linkage drag (cM)	Obligate drag (cM)	Number of selected individuals
p(Q_d) = 1.00
0.50	3.74 ± 0.03	41.50 ± 0.13	36.17 ± 0.13	2.06 ± 0.02	491 ± 1
0.31	1.68 ± 0.02	41.80 ± 0.15	36.56 ± 0.14	2.09 ± 0.03	492 ± 1
0.17	0.76 ± 0.02	43.68 ± 0.77	38.46 ± 0.76	2.09 ± 0.03	480 ± 7
p(Q_d) = 0.90
0.50	3.97 ± 0.03	41.68 ± 0.20	36.28 ± 0.17	2.06 ± 0.02	492 ± 1
0.31	1.79 ± 0.02	41.78 ± 0.16	36.37 ± 0.15	2.10 ± 0.03	490 ± 1
0.17	0.86 ± 0.02	42.00 ± 0.17	36.86 ± 0.16	2.09 ± 0.03	490 ± 1
p(Q_d) = 0.75
0.50	4.21 ± 0.03	41.57 ± 0.18	36.32 ± 0.17	2.18 ± 0.04	491 ± 1
0.31	1.89 ± 0.02	42.28 ± 0.19	37.06 ± 0.17	2.08 ± 0.03	489 ± 1
0.17	0.91 ± 0.02	42.69 ± 0.20	37.30 ± 0.18	2.09 ± 0.03	490 ± 1
p(Q_d) = 0.50
0.50	4.26 ± 0.04	42.25 ± 0.26	36.96 ± 0.23	2.17 ± 0.04	490 ± 1
0.31	1.92 ± 0.02	42.83 ± 0.30	38.73 ± 0.34	2.29 ± 0.06	484 ± 3
0.17	0.93 ± 0.02	44.22 ± 0.41	38.73 ± 0.34	2.29 ± 0.06	484 ± 3

^a Marker frequencies and QTL frequencies were identical in the donor line
^b True polygenic variance corresponding to heritability values h² = 0.50, 0.31, 0.17 were equal to 3.71, 1.65 and 0.78, respectively

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