Table 2.

Application of antimicrobial active substances used in neonatal calf diarrhea according to the medical history of the calves. In total, 50 of the 177 sampled calves had a medical history of antimicrobial treatment

Antimicrobial compound class	N calves
Sulfonamides	9
Tetracyclines	19
Penicillins	2
Quinolones*	5
Cephalosporins (4th generation)*	4
Combination of multiple antimicrobial classes	2
No detailed information on antimicrobial class	9
Total treated calves	50

*Enrofloxacin and cefquinome are defined as the highest priority critically important antimicrobials by the World Health Organization