Table 1 Relative frequency of S. aureus and CNS isolated from milk samples of subclinical mastitis in dairy cattle in Korea during 2006~2012

Pathogens

Number of isolates (%)
Total 2012 2011 2010 2009 2008 2007 2006
Staphylococci spp. S. aureus 503 (14.7) 88(7.1) 29(22.8) 72(36.9) 78(31.8) 56(11.0) 115(25.4) 65(9.8)
CNS 1079(31.5) 246(19.9) 41(32.3) 61(31.2) 100(40.8) 203(40.1) 117(25.9) 311(46.9)
Total 3422 1237 127 195 245 505 451 662
Source: Nam et al., 2010; 2012; 2013