Table 1.

Sample size throughout sample type and sampling time according to the allocation of animals to vaccinated (Vacc) and control (Cont) groups.

Sample type	Group	Months	Year
			2011	2012	2013	2014	2015
Vaginal swab	Vacc	July		45	40	62
		August		17	41	41
		September		13	28	26
	Cont	July		25	12	19
		August		14	10	19
		September		11	16	5
	Subtotal			125	147	172
Milk	Vacc	July		17	26	16
		August		17	12	34
		September		18	31	20
	Cont	July		12	7	6
		August		13	2	12
		September		9	17	3
	Subtotal			86	95	91
Feces	Vacc	July		13	33	28
		August		7	36	35
		September		12	35	25
	Cont	July		7	11	9
		August		9	12	11
		September		12	16	5
	Subtotal			60	143	113
Serum	Vacc	January	48	313	77	89	72
		February		313
		July	80	121	124	87
	Cont	January	26	120	50	60	57
		February		120
		July	43	81	89	58
	Subtotal		197	1068	340	294	129