Table 1. Results of the Elisa diagnostic based on the Elisa index (EI) values obtained on individual sera from goats, sheep and cows.

	Negative	Unclear	Positive
	EI < 2.5	EI = 2.5–3	EI > 3	Total
Goat	663	4	4	671
Sheep	1694	6	1	1701
Cow	1127	8	12	1147