Table 1

Characteristics of the nine study herds

Herd
No. of ewes
No. of born lambs per ewe (2006)
% stillbirths (2006)
No of lambs included in the study

1
145
1,77
4,3
3
2
246
2,11
5,6
14
3
156
2,21
2,6
11
4
98
1,90
2,7
6
5
212
1,89
2,2
3
6
110
2,12
3,4
8
7
191
2,11
4,0
14
8
475
1,76
2,7
11
9
183
1,53
1,9
4

Dragset et al. Acta Veterinaria Scandinavica 2007 49(Suppl 1):S4   doi:10.1186/1751-0147-49-S1-S4