BLAD


Also found in: Acronyms.

BLAD

bovine leukocyte adhesion deficiency.
References in periodicals archive ?
And the cows that tested positive - all but five - couldn't be used in embryo transfer breeding because of the risk of passing BLAD on to offspring.
They determined that BLAD was caused by a genetic defect - that calves born with two copies of the recessive gene were, in effect, programmed at birth to die - on average, within 7 months - from pneumonia, diarrhea, or other common ailments.
Chuck Sattler, genetic programs administrator for the National Association of Animal Breeders in Columbia, Missouri, estimates that "if farmers were unaware of the condition and did nothing to avoid it, about 40,000 calves would die each year from BLAD complications.