A significant quantitative trait locus on chromosome Z and its impact on egg production traits in seven maternal lines of meat-type chicken

Table 1 Basic statistics for egg production traits in the seven lines

Lines^a	EN^b	n^c	Age^d	Heritability^e	SNP^f N	Indep^g SNP	Significance^h	Suggestiveⁱ
Y1	110.7	1653	43 weeks	0.156(0.038)	40,343	12,732	3.90E-06	7.90E-05
Y2	115.2	1582	43 weeks	0.173(0.034)	39,592	18,437	2.70E-06	5.40E-05
Y3	77.8	1437	43 weeks	0.257(0.046)	37,847	13,703	3.60E-06	7.30E-05
W1	53.1	224	34 weeks	0.034(0.143)	43,906	8132	6.10E-06	1.20E-04
W2	111.4	2532	50 weeks	0.153(0.064)	38,657	9756	5.10E-06	1.00E-04
W3	143.4	1135	60 weeks	0.258(0.043)	43,411	12,428	4.00E-06	8.00E-05
W4	122.5	1215	51 weeks	0.163(0.054)	52,343	12,480	4.00E-06	8.00E-05

^aY1, Y2, and Y3 represent three lines of yellow-feathered meat-type chickens; W1, W2, W3, and W4 represent four lines of white-feathered meat-type chickens
^bEN represents egg number
^cNumber of individuals with the phenotype
^dThe week of age of egg number recorded
^eheritability (standard error, SE)
^fnumber of SNPs used in this study
^gnumber of SNPs remaining after effective independent tests
^hthe P-value threshold for a genome-wide significance
ⁱthe P-value threshold for a genome-wide suggestive significance

ISSN: 2049-1891