Only two of the 34 outbreaks occurred in pigs, with the rest occurring in wild boar. In addition to the 22 dead wild boar, 15 were destroyed to prevent the disease spreading.

The first pig outbreak was on a backyard holding with only two pigs in Selu parish, Mazsalacas county. One of the pigs died and the other was destroyed.

The other outbreak affecting pigs was on a farm in Griskanu parish, Rezeknes county. There were seven cases in all, with one death and 143 pigs destroyed.