Table 2.

Clinical scores

Clinical signs	0	1	2	3
Temperature	≤ Initial + 0.1	Initial + 0.1 to ≤ initial + 2	> Iinitial + 2
Nasal signs	None	Congestion	Discharge
Ocular signs	None	Congestion	Discharge
Oral signs	None	Congestion gums/papillae	1 or 2 vesicles in gums	Necrotic vesicle(s)
Diarrhoea	None	Diarrhoea	Bloody diarrhoea
Respiration	Normal	Coughing	Noisy breathing
Behaviour	Normal	Apathetic	Recumbent