Endocrine Measurements and Calving Performance of Swedish Red and White and Swedish Holstein Dairy Cattle with Special Respect to Stillbirth

Table 2 Descriptive data of the calving performance in animals delivering a stillborn calf.

No.	Breed	Parity	Gestation length (d)	Degree of calving difficulty				Calf sex/weight (kg)	Cotyl (n)/Placenta wt (kg)
				0	1	2	3
1064	SRB	1	281			Yes		M/43	73/4.6
1085	SRB	1	276		Yes			M/39	45/2.8
1075	SRB	2	261	Yes				F/39	RFM
1041	SLB	1	281			Yes		M/54	83/3.9
1086	SLB	1	279				Yes	F/44	56/2.0
1087	SLB	1	280			Yes		M/54	99/4.5
1090	SLB	1	285	Yes				M/50	70/3.8
1102	SLB	1	286			Yes		M/47	RFM

SRB = Swedish Red and White breed; SLB = Swedish Holstein breed; Parity 1 = heifers; Degree of calving difficulty: 0 = unassisted, 1 = slight, 2 = moderate, 3 = severe; M = male, F = female; Cotyl. (n) = the number of cotyledons; Placenta wt = placental weight; RFM = retained foetal membranes.

ISSN: 1751-0147