Multiple-trait QTL mapping and genomic prediction for wool traits in sheep

Table 1 Number of records, their mean, standard deviation (SD), estimated heritabilities (h²), and variance explained by sire-by-flock interaction for each trait at yearling (Y) and adult (A) ages based on the animals with phenotypic measurements

Trait	Phenotyped animals					Genotyped animals	Trait	Phenotyped animals					Genotyped animals
Trait	Nb	Mean	SD	h²	s.f.	Genotyped animals	Trait	Nb	Mean	SD	h²	s.f.	Genotyped animals
YGFW	5840	3.6	1.06	0.41	0.11	5365	AGFW	4446	5.4	1.77	0.54	0.06	4428
YYLD	5807	71.2	6.46	0.46	0.06	5334	AYLD	4460	74.0	6.02	0.44	0.06	4442
YSL	3859	85.3	15.7	0.62	0.03	3403	ASL	3405	98.9	16.8	0.66	0.04	3399
YSS	3862	30.9	11.6	0.38	0.02	3398	ASS	3397	34.8	10.9	0.38	0.04	3391
YFD	4375	17.3	1.92	0.84	0.04	3915	AFD	3389	18.8	2.70	0.98	0.02	3383
YFDCV	4460	19.3	3.07	0.60	0.02	3999	AFDCV	3425	18.0	2.83	0.55	0.01	3419
YCURV	5353	72.0	12.0	0.63	0.03	5335	ACURV	4437	72.4	12.7	0.72	0.00	4419
YBRWR	5127	2.2	0.95	0.46	0.03	4981	ABRWR	3899	2.2	0.90	0.35	0.06	3884
YBCOV	3826	3.5	0.90	0.22	0.04	3826	ABCOV	2389	3.2	0.98	0.04	0.12	2381
YCCOV	3726	3.5	0.85	0.26	0.05	3724	ACCOV	2418	3.3	0.87	0.37	0.07	2407
YDAG	3956	1.8	1.01	0.09	0.09	3955	ADAG	2762	1.7	0.92	0.04	0.06	2748
YSSTRC	5138	2.7	0.86	0.17	0.14	5127	ASSTRC	3174	2.7	0.94	0.34	0.11	3161
YWEATH	5137	3.1	1.04	0.02	0.16	5126	AWEATH	3174	3.0	1.12	0.13	0.07	3161
YCHAR	5138	2.7	0.86	0.26	0.07	5127	ACHAR	3174	2.7	0.91	0.28	0.05	3161
YFLROT	5027	1.8	1.26	0.20	0.06	5016	AFLROT	3396	1.9	1.43	0.16	0.06	3381
YDUST	5137	3.1	0.98	0.18	0.07	5126	ADUST	3174	2.9	1.15	0.04	0.13	3161
YGCOL	5138	2.5	0.79	0.29	0.08	5127	AGCOL	3174	2.6	0.86	0.20	0.05	3161
YCOLZ	2740	65.6	2.54	0.32	0.00	2738	ACOLZ	2700	65.2	2.42	0.26	0.06	2695
YCOLYZ	2728	8.1	0.78	0.50	0.04	2726	ACOLYZ	2697	8.4	0.77	0.40	0.07	2692
YCOLY	2740	73.8	2.43	0.21	0.00	2738	ACOLY	2708	73.5	2.17	0.19	0.05	2703
YCOLX	2739	69.6	2.24	0.22	0.00	2737	ACOLX	2708	69.4	1.99	0.20	0.04	2703
YSKINQ	1972	2.9	0.72	0.25	0.07	1972	ASKINQ	1798	2.6	0.76	0.07	0.07	1785

GFW = greasy fleece weight; YLD = wool yield; SL = staple length; SS = staple strength; FD = mean fibre diameter; FDCV = fibre diameter coefficient of variation; mean fibre curvature (CURV); BRWR = breech wrinkle; BCOV = breech cover; CCOV = crutch cover; DAG = dag; SSTRC = staple structure, WEATH = staple weathering; CHAR = wool character; FLROT = fleece rot; DUST = dust penetration; GCOL = greasy colour; COL(Z, YZ,Y, and X) = wool clean colour: Z = reflected blue light; YZ = yellowness; Y = brightness; X = reflected red light; SKINQ = skin quality; s.f. = proportion of phenotypic variance explained by sire-by-flock interaction

ISSN: 1297-9686