Figure 1From: Modelling transmission of Mycobacterium avium subspecies paratuberculosis between Irish dairy cattle herds Distribution of herds included in the metapopulation per herd type. Herd types (Table 1) include typical dairy (D), dairy no rearing—contract (DnR-C), dairy no rearing—no contract (DnR-nC), dairy also rearing male calves (DRm), mixed (M), and herds that rear dairy females (SdR). For each herd, its herd type was determined based on data from 2017.Back to article page