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Table 3 Number of diseased cows and clinical cases, and the days of life lost to illness (DLI)

From: A comparison of a novel time-based summary measure of dairy cow health against cumulative disease frequency

  Dairy 1 Dairy 2 Dairy 3
DISEASE # Diseased Cases DLI1 (d) # Diseased Cases DLI1 (d) # Diseased Cases DLI1 (d)
Calving trauma 0 0 0 0 0 0 0 0 0
Diarrhea 65 67 54 122 136 109 45 45 36
Ketosis 128 128 128 107 107 107 7 7 7
Lame (hoof only) 481 614 1535 836 1210 3025 784 1178 2945
LDA 100 100 180 66 66 119 94 94 169
Mastitis 821 1160 2900 588 783 1958 674 1025 2563
Metritis 471 483 966 328 338 676 379 421 842
Milk Fever 50 50 25 22 22 11 40 40 20
Musculoskeletal injury* 0 0 0 0 0 0 0 0 0
Pneumonia 166 166 398 125 125 300 63 63 151
Retained Placenta 194 194 155 215 215 172 236 239 191
  1. *leg, hip, back
  2. 1DLI = I x DW x L where I refers to the number of incident cases for a given disease state, DW the disability weight, and L the average duration of a clinical disease problem