Figure 2From: Longitudinal data collection of Mycobacterium avium subspecies Paratuberculosis infections in dairy herds: the value of precise field data Cow location per pen from 1/1/2004 and 12/31/2010. Precise data on cow location within farm was available here for all cows and all pens on one of the farms in the RDQMA study. Shown in this figure are the number of cows present per day in three lactating pens, dry cow pen and fresh pen.Back to article page