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Table 2 Number of patent infected dairy cows within different excretion categories in summer and autumn 2015

From: The effect of patent Dictyocaulus viviparus (re)infections on individual milk yield and milk quality in pastured dairy cows and correlation with clinical signs

No. of lungworm larvae in 40 g of faeces No. of cows in summer 2015
(n = 960)
No. of cows in autumn 2015
(n = 1028)
1–5 7 24
6–10 1 3
11–20 1 3
21–30 0 1
31–40 0 2
> 40 0 2
Total 9 35