Metabolic profiles in five high-producing Swedish dairy herds with a history of abomasal displacement and ketosis

Table 1 Distribution of observations over class predictor variables

Predictor variable	Class	Number of cows	Number of samples
Breed	Swedish Red	12	41
	Swedish Holstein	56	192
	Other breeds or crossbreeds	26	93
Parity	First lactation	19	67
	Second lactation	35	128
	Third or more lactations	40	131
Week	w 4 and 3 ap		38
	w 2 ap		28
	w 1 ap		28
	w 1 pp		19
	w 2 pp		22
	w 3 pp		37
	w 4 pp		33
	w 5 pp		24
	w 6 pp		32
	w 7 pp		30
	w 8 pp		20
	w 9 pp		15
Herd	A	19	69
	B	22	74
	C	18	59
	D	13	42
	E	22	82

ISSN: 1751-0147