Fig. 3From: Control of Mycobacterium avium subsp. paratuberculosis infection on a New Zealand pastoral dairy farmPredicted probability of a positive fPCR test result (> 1 × 103 genomes/mL) for primiparous (left hand panel) and multiparous cows (right hand panel) that tested ≥50 EU in any one of 4 ELISA tests conducted in parallel for antibody to Mycobacterium avium subsp. paratuberculosis from a study on a NZ dairy farm over four seasons (2013–2017)Back to article page