Table 1.

Study design.

Group	Treatment	Date of treatment	Number of calves
A	Diclazuril 1 mg/kg once per os	SD1	88 (51 females, 37 males)
B	Toltrazuril 15 mg/kg once per os	SD1	88 (52 females, 36 males)
C	Control Untreated	-	23 (14 females, 9 males)