Mating Season Influences Placental Characteristics, Plasma IGF Concentration, and mRNA Expression without Affecting Lamb Birth Weight in Akkaraman Ewes

Table 4

Pearson correlation coefficients of placental characteristics and birth-related factors in singleton lambs born from Akkaraman ewes mated during the breeding season.

	PW	TCN	TCW	CV	CSA	CE	CD	PE	VCE
LBW	0.097	0.229	0.229	0.138	0.074	0.089	0.008	0.338	0.060
PW		−0.062	0.601	0.332	0.341	−0.381	−0.801	−0.876	−0.539
TCN			−0.010	−0.309	−0.347	−0.383	0.537	0.146	−0.150
TCW				0.268	0.205	−0.462	−0.567	−0.500	−0.640
CV					0.949	−0.704	−0.216	−0.243	−0.770
CSA						−0.747	−0.210	−0.255	−0.622
CE							0.180	0.364	0.698
CD								0.364	0.428
PE									0.538

LBW = lamb birth weight, PW = placental weight, TCN = total cotyledon number, TCW = total cotyledon weight, CV = cotyledon volume, CSA = cotyledon surface area, CE = cotyledon efficiency, CD = cotyledon density, PE = placental efficiency, and VCE = volumetric cotyledon efficiency. ; .