Merck Manual

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Vaccination/Immunization Program to Protect Against Prepartum Diseases of the Breeding Herd

Vaccination/Immunization Program to Protect Against Prepartum Diseases of the Breeding Herd

Disease

When to Vaccinate/Immunize

Heifers

Brucellosis

Calfhood

IBRa, BVDb

Before weaning and before breeding

Campylobacteriosis, leptospirosis, trichomoniasis

Before breeding

Cows

IBR, BVD

May booster early before breeding

Campylobacteriosis, leptospirosis, trichomoniasis

Each year, before breeding

Bulls

IBR, BVD

Calfhood and booster before first breeding

Campylobacteriosis, leptospirosis

Each year, before breeding

a Infectious bovine rhinotracheitis

b Bovine viral diarrhea