Table 2.

QTL detected for excretion-related traits

Chr	Traita	Position (cM)	CIb	Flanking markers of CI		Level of significance		QTL effectd (NFe)
						Chr-wide	Genome-widec
2	PHG	48.0	47.4–60.2	Gga_rs14152021	Gga_rs14158104	0.025	0.150	0.241 (4)Fg
8	FEW/FI	4.0	0–5.3	Gga_rs158923080	Gga_rs16617921	0.027	NS	0.178 (5)
11	N/P	55.0	51.0–60.0	Gga_rs14029626	Gga_rs15623939	0.047	NS	0.177 (4)
16	PHG	2.0	–	Gga_rs16057130	Gga_rs15788030	0.047	NS	0.186 (4)
19	PHJ	0.0f	0.0–5.5	Gga_rs16076471	GGaluGA124279	0.048	NS	0.254 (2)
	DEW	9.0	0.0–18.5	Gga_rs16076471	Gga_rs15842421	0.050	NS	0.161 (3)
26	DEW	25.0	20.7–27.5	Gga_rs16201345	GGaluGA196847	0.042	NS	0.248 (2)
	N/P	34.0	28.1–37.0	GGaluGA196847	Gga_rs14300646	0.010	NS	0.184 (5)
27	PHG	19.7	0.0–32.1	Gga_rs16205037	GGaluGA199670	0.045	NS	0.214 (3)
28	WC	8.0	0.0–14.1	Gga_rs14304396	Gga_rs16211067	0.030	NS	0.171 (5)

^aFEW, DEW: fresh and dry excreta weight between 17 and 20 days; FEW/FI, DEW/FI: fresh and dry excreta weight between 17 and 20 days relative to feed intake between 17 and 20 days; PHE: pH in the excreta; WC: water content of excreta, N/P: nitrogen to phosphorus ratio in excreta

^b1-LOD-drop off confidence interval (lower and upper boundaries, cM)

^cNS: P > 0.150 at the genome wide level

^dQTL effect as a proportion of the phenotypic standard deviation of trait

^eNumber of F1 sire families heterozygous for the QTL (P < 0.05, Student test)

^fQTL located at the telomere

^gF:QTL fixed in F1 sire families in which it is significant