A person in farm attire, including a cap and jacket, standing in a grassy field with Black and White cows grazing during sunset.

Accurate on-farm fertility testing

Real-time milk progesterone testing for complete reproductive management

Proven. Precise. Predictable.

Group of cows standing outdoors on grass with blue sky in the background.

Photo: Ashley Hawkes

An AI technician drawing a straw near cows on a dairy farm.

Be sure of your herd fertility status

99% accurate

—Progesterone is the gold standard for confirming heat¹⁻³

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  • 1.McLeod BJ, Foulkes JA, Williams ME, Weller RF. Predicting the time of ovulation in dairy cows using on-farm progesterone kits. Anim Prod. 1991;52(1):1–9. 

    2. Bulman DC, Lamming GE. The use of milk progesterone analysis in the study of oestrus detection, herd fertility and embryonic mortality in dairy cows. Br Vet J. 1979;135(6):559–567. doi:10.1016/s0007-1935(17)30010-6.

    3. Roelofs JB, van Eerdenburg FJCM, Hazeleger W, Soede NM, Kemp B. Relationship between progesterone concentrations in milk and blood and time of ovulation in dairy cattle. Anim Reprod Sci. 2006;91(3–4):337–343. doi:10.1016/j.anireprosci.2005.04.015.