Bovine Normals and Protocols

PROTOCOLS AND NORMALS FOR BOVINE
ANOVULATION
SAMPLE TIMEHORMONES TO ASSAY
AnytimeProgesterone, Total T4
ANOVULATION (If iatrogenic Cushing’s is suspected)
SAMPLE TIMEHORMONES TO ASSAY
Sample #1 (anytime)Cortisol
Administer 80 IU ACTH IM
Sample #2 (90 minutes post ACTH)Cortisol
ABORTION
SAMPLE TIMEHORMONES TO ASSAY
AnytimeProgesterone, Total T4
CYSTIC FOLLICLES
SAMPLE TIMEHORMONES TO ASSAY
AnytimeProgesterone, Total Estrogens
PITUITARY FUNCTION (GnRH Stimulation Test)
SAMPLE TIMEHORMONES TO ASSAY
Sample #1LH & FSH
Administer 500 mg GnRH
Sample #2 (90 minutes post GnRH)LH & FSH
NORMAL RANGES FOR BOVINE
Total T430 – 50 ng/mL
Insulin7 – 20 µI.U./mL
Progesterone: 
ANESTRUS< 1.0 ng/mL
ESTRUS< 1.0 ng/mL
DIESTRUS> 3.0 ng/mL
PREGNANT> 3.0 ng/mL