A recent multi-site clinical trial by our group found that two selective dry cow therapy (SDCT) programs each used 55 percent less antibiotics at dry-off than blanket dry cow therapy (BDCT) without negatively affecting udder health in the next lactation.

Mild or moderate clinical mastitis is defined as infection or inflammation of the mammary gland that results in abnormalities in milk consistency or color and/or swelling or redness of the affected gland. These cases differ from severe mastitis, which manifests as a systemically sick cow.