Fleckvieh-cows pregnant in the 7th month were either treated with IVOM
EC Pouron (0,5 mg Ivermectin / kg btw.) or administered the Paratect F
lex bolus (active agent: Moranteltartrat for cattle), After calving, c
ows and calves were turned out on pasture, Despite a low worm burden,
as judged by the coproscopic findings, calves showed clear differences
in body weight gain: calves of cows treated with IVOMEC Pour-on had g
ained more weight than their mates of cows treated with the Paratect F
lex bolus, The farmer had at sate a surplus of about DM 100, - for eac
h male weanling of the Pour-on group. The different weight gin is attr
ibuted to the different antiparasitic efficacy of the drugs used.