Genomic predictions for fillet yield and firmness in rainbow trout using reduced-density SNP panels

BMC Genomics

Table 4 Predictive ability and regression coefficient of adjusted phenotype on (G) EBV for fillet yield and firmness with reduced-SNP panel density based on LD

LD (r²)	N of SNPs	Predictive ability ± SE		Regression coefficient (b1)
		GEBV		GEBV
		Fillet yield	Fillet firmness	Fillet yield	Fillet firmness
50 K chip	35,303	0.27 ± 0.077	0.27 ± 0.077	0.97	0.88
> 0.7	20,042	0.27 ± 0.077	0.27 ± 0.077	0.99	0.90
> 0.4	11,433	0.26 ± 0.077	0.26 ± 0.078	0.98	0.88
> 0.1	1153	0.19 ± 0.079	0.27 ± 0.077	0.71	0.79
> 0.05	497	0.17 ± 0.079	0.24 ± 0.078	0.57	0.67
> 0.01	128	0.07 ± 0.080^a	0.02 ± 0.080^a	0.21	0.04

^aindicates a significant difference between the low-density SNP panel and the 50 K SNP panel in predicting the future performance of fish (t-test p-value < 0.05)

ISSN: 1471-2164