Genome-wide association and genomic prediction for host response to porcine reproductive and respiratory syndrome virus infection

Table 3 Training and validation populations used for cross-validation of genomic prediction for virus load (VL) and weight gain (WG)

Validation population			Reduced training population			Full training population
Trial	N for VL¹	N for WG²	Trials	N for VL¹	N for WG²	Trials	N for VL¹	N for WG²
1	185	177	4, 5, 6, 7, 8	871	843	3, 4, 5, 6, 7, 8	1,059	1,025
2	178	169	4, 5, 6, 7, 8	865	831	3, 4, 5, 6, 7, 8	1,059	1,025
3	176	168	4, 5, 6, 7, 8	936	919	-	-	-
4	195	193	3, 5, 6, 7, 8	875	842	1, 2, 3, 5, 6, 7, 8	1,218	1,178
5	184	183	3, 4, 6, 7, 8	864	832	1, 2, 3, 4, 6, 7, 8	1,229	1,188
6	123	106	3, 4, 5, 7, 8	884	858	1, 2, 3, 4, 5, 7, 8	1,290	1,265
7	194	194	3, 4, 5, 6, 8	884	858	1, 2, 3, 4, 5, 6, 8	1,219	1,177
8	188	182	3, 4, 5, 6, 7	884	858	1, 2, 3, 4, 5, 6, 7	1,225	1,189

¹VL virus load calculated as area under the curve of log-transformed viremia between 0 and 21 days post infection (dpi); ²WG weight gain from 0 dpi to 42 dpi.

ISSN: 1297-9686