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. 2017 Dec 5;12(12):e0189090. doi: 10.1371/journal.pone.0189090

Table 1. Literature references on effects of BRD on cattle farms production performances.

Affected parameter Stage of infection Stage affected by change in production performances Reference and Statistical significance of the observed effect
Significant Not significant
Mortality rate Dairy calf Dairy calf [2224] -
Beef calf Beef calf [14, 23, 24] -
Veal calf Veal calf [21, 24] -
Feedlot cattle Feedlot cattle [20, 2430] -
ADG Dairy calf Dairy calf [2, 31, 32] [22]
Beef calf Beef calf [3335] -
Veal calf Veal calf [36, 37] [38]
Calf Feedlot cattle - [39]
Feedlot cattle [20, 25, 2729, 4051] -
Carcass quality Feedlot cattle Feedlot cattle [20, 25, 28, 29, 43, 4749, 52, 53] -
Veal calf Veal calf [37] -
Age at first calving Female calf Heifer between weaning and calving [2, 5456] [57, 58]
Risk of death before first calving [2, 57, 59] [58, 60]
Milk yield/ lactation Female calf Breeding female (cow) [59] [2, 56, 58, 61]
Somatic Cell Count - [56]
Survival after calving/Number of lactations [56, 59] [2, 62]
Parturition rate - [58, 59]
Risk of dystocia at calving [2, 55] -
Risk of abortion - [58]