Alternative methods improve the accuracy of genomic prediction using information from a causal point mutation in a dairy sheep model

Table 3 QTL (Quantitative Trait Loci) regions (positions on ovine genome assembly v4.0) found using the best alternative WssGBLUP method for each trait (SOCS2 SNP included among the markers), and based on a threshold of 1% of genetic variance explained

OAR	QTL region (Mb)	Trait associated with the QTL	Genetic variance explained in the trait-specific QTL region^a (%)	Trait-specific QTL region^a (Mb)
3	128.3 - 130.5	LSCS	12.00	129.1 - 130.5
		PY	4.91	129.0–130.3
		UD	4.02	129.1–130.5
		MY	3.94	128.3–129.6
		FC	2.57	129.1–130.5
		UC	1.84	129.1–130.5
	136.3 - 137.6	PC	4.61	136.3–137.3
	136.3 - 137.6	FC	1.20	136.4–137.6
	140.1 - 141.5	PC	1.24	140.1–141.5
6	84.7 - 85.8	PC	5.95	84.7–85.8
11	33.1 - 34.9	FC	6.65	33.4–34.9
		PY	2.25	33.3–34.5
		LSCS	1.98	33.3–34.5
		MY	1.31	33.1–34.3
13	63.4 - 64.5	FC	1.17	63.4–64.5
17	8.5 - 10.5	MY	1.14	8.5–9.7
		FC	1.09	8.6–9.9
		PC	1.02	9.0–10.5
19	44.5 - 45.6	UC	2.33	44.5–45.6
20	48.8 - 49.8	LSCS	3.09	48.8–49.8
23	32.4 - 33.9	UC	2.01	32.4–33.9

Abbreviations: OAR Ovis ARies, QTL Quantitative Trait Loci, Mb Megabase, MY Milk Yield, FY Fat Yield, PY Protein Yield, FC Fat Content, PC Protein Content, LSCS Somatic Cell Score, TA Teat Angle, UC Udder Cleft, UD Udder Depth
^aTrait-specific QTL regions are regions where 20 adjacents SNPs explain the highest value of genetic variance of the trait

ISSN: 1471-2164