06.01.2013 20.01.2013 17.02.2013 03.02.2013 03.03.2013 17.03.2013 31.03.2013 01.04.2013 Paresis 2/40 2/40 3/40 3/40 2/40 2/40 2/40 2/40 Cystitis 2/40 2/40 2/40 1/40 4/40 1/40 3/40 3/40 Diarrhea 5/40 0/40 3/40 7/40 0/40 5/40 0/40 2/40 Viscous saliva 0/40 0/40 0/40 0/40 1/40 2/40 1/40 4/40 Endometritis 0/40 1/40 0/40 0/40 0/40 0/40 0/40 0/40 Ataxia 0/40 0/40 0/40 0/40 0/40 0/40 0/40 1/40

Table 2: Clinical evaluation of cows at the various sampling points.