At day 14 post-vaccination , the odds of being seropositive for IgG in the vaccine group was 3.6 ( 95 % CI , 1.5 - 9.2 ) in cattle , 90.0 ( 95 % CI , 25.1 - 579.2 ) in goats , and 40.0 ( 95 % CI , 16.5 - 110.5 ) in sheep .