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Table 2 BTM surveillance and testing of individual sera for antibodies agains BHV-1 in 1990–2003

From: Epidemiology and eradication of infectious bovine rhinotracheitis/infectious pustular vulvovaginitis (IBR/IPV) virus in Finland

Year No of bulk-tank milk samples No positive No of individual serum samples No of new positive No of serum samples from beef animals No positive
1990 9879(a 3 2420 0 - -
1991 36899 1(b 6224 90 - -
1992 37923 1(b 7496 0 - -
1993 34115 1(b 4954 0 3248 0
1994 34169 1(b 5210 0 12764 0
1995 32588 0 3078 0 2544 0
1996 30569 0 2343 0 2839 0
1997 28577 0 2903 0 2845 0
1998 26934 0 2125 0 2758 0
1999 24872 0 2296 0 2920 0
2000 22698 0 2688 0 2899 0
2001 21040 0 2407 0 2996 0
2002 19870 0 2021 0 2816 0
2003 18519 0 2321 0 6753 0
  1. (a: A sample, 1/4 of the total herds
  2. (b: Same herd, slaughtered in 1994