From: Verotoxinogenic Escherichia coli(VTEC) O157:H7 – A Nationwide Swedish Survey of Bovine Faeces
Breed
No. positive
No. sampled
%
Dairy breed
28
1928
1.5a
Beef breed
3
631
0.5a
Crossbreed
0
43
Not recorded
6
469
1.3
Total
37
3071
1.2