“…BRDC can cause decreased weight gain, productivity, and reproductive efficiency, alongside increases in treatment-related costs and changes in feed conversion ratio. 88 , 97 BRDC can be caused by a range of viral pathogens such as bovine adenovirus (BAV-1, -3, -7, -10), bovine alphaherpesvirus 1 (BoHV-1; Varicellovirus bovinealpha1 ; syn. infectious bovine rhinotracheitis virus,), bovine coronavirus (BoCoV; Betacoronavirus 1 ), bovine parainfluenza virus 3 (BPIV-3; Respirovirus bovis ), bovine respiratory syncytial virus (BRSV; Orthopneumovirus bovis ), bovine viral diarrhea virus 1 (BVDV-1; Pestivirus bovis ), and influenza D virus (IDV; Deltainfluenzavirus influenzae ), as well as bacterial pathogens, including Histophilus somni , Mannheimia haemolytica , Mycoplasma bovis , and Pasteurella multocida.…”