From: Mycobacterium avium subspecies paratuberculosis infection in cattle – a review in the context of seasonal pasture-based dairy herds
Screening test
Herd sensitivity (%)
Herd specificity (%)
Whole-herd ELISAa
56–95
0–96
Whole-herd ELISA + PCRa
60–86
100c
BMT ELISA
8–30
95–100
BMT PCR/culture
0–77
Pooled faecal testinga
54–94
Environmental samplingb
24–79