Fig. 2From: Prevalence of udder pathogens in milk samples from Norwegian dairy cows recorded in a national database in 2019 and 2020Prevalence of selected udder pathogens in milk samples from clinical (n = 7598) and subclinical mastitis (n = 25,679). Percentage of selected udder pathogens according to definition 1 (each quarter sample diagnosis was included independently of the other quarter samples, meaning that cows with two different diagnoses at the same sampling event contributed to the incidence of both udder pathogens). NAS = non-aureus staphylococciBack to article page