Skip to main content

Table 3 Subclinical shedding of BCV

From: Longitudinal study of humoral immunity to bovine coronavirus, virus shedding, and treatment for bovine respiratory disease in pre-weaned beef calves

Sample Acquisition Time Number of BCV shedding calves/total evaluated (% positive)
Herd Total
1 2 3  
Initial vaccination 0/60 (0) 0/60 (0) 0/60 (0) 0/180 (0)
Preconditioning 2/60 (3.3) 10/60 (16.7) 2/60 (3.3) 14/180 (7.7)
Weaning 0/60 (0) 1/60 (1.7) 0/60 (0) 1/180 (0.6)
Total 2/180 (1.1) 11/180 (6.1) 2/180 (1.1) 15/540 (2.8)