The present paper describes the prevalence of BHV-1 (bovine herpes virus I)
infections in the Austrian province of Styria from 1990 to 1997 and the co
rresponding eradication programme. Based on the description of BHV-1 infect
ions on seven holdings caused by intra-Community trade, the additional guar
antees granted under Directive 64/432/EEC (CEC, 1964) are discussed and mea
sures for improved protection of BHV-1-free regions suggested.