Insights Today.
Progress Tomorrow.
From heat detection to health alerts and calving insights, you can focus on the right cows at the right time.
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Cattle Tags 101: Choosing the Right Identification
… agencies require cattle to be identified by an electronic tag and require an update of animal movement within 24 hours. …Your complete data management solution starts with her ear tag
… with other data systems is tucked neatly in an ear tag. All the features to monitor cow activity and indicate health events are there. That same little tag will integrate with your milking system and sort gate to … Datamars Livestock for the solution. The Tru-Test Active Tag Eartag is the hero of a fully-integrated data management …From activity to action
Text placementCenteredTru-Test Active Tag
Insights Today.
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Cow behavior working for you
Active Tag tracks rumination, feeding, resting, standing, and lying. Every movement is captured 24/7, sent through the farm gateway, and turned into clear insights inside Datamars Livestock software.
Detect heat with confidence
Skip the manual heat checks. By continually tracking cow behavior, you’ll know exactly when cows are in heat without the added time and labor.
Health alerts before problems cost you
Detect subtle changes in rumination, mobility, or activity to stay ahead of herd health, keeping your cows healthy, productive, and in the herd longer.
Smarter reproduction insights, every cycle
Our advanced reports and customizable settings give you a complete view of herd fertility. Detect anestrous, irregular heats, and pregnancy loss early to refine breeding plans and maximize reproductive performance.
Three steps to smarter herd monitoring
Active Tag is a simple set up. Choose either a tag or collar for your cows, install a farm gateway for data transfer, and access real-time insights through the Datamars Livestock software.
1963
The year Tru-Test began serving dairy farmers40
Number of countries where Active Tag is used on farm100+
Number of countries where Datamars solutions are trusted on farm5
Research & Development Innovation HubsHear from our farmers
Don't take our word for it - hear how Active Tag has transformed herds worldwide.
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Shaping the futureof farming, togetherDatamars empowers farmers to run smarter, healthier, and more efficient herds. Our connected solutions turn data into action, helping you unlock peak herd performance and build the farm of the future - today.
Unlock Your Herd’s
Full PotentialActive Tag monitors your herd 24/7, turning behavior data into daily action.
Reproductive insights through activity monitoring: Turning data into breeding confidence
… behavior long before they’re visible in the yard. Active Tag tracks these subtle shifts in activity, rumination, and … process. Manage the full reproductive lifecycle Active Tag’s advanced Reproduction Reports put the entire breeding … monitoring lies in what it empowers you to do. Active Tag doesn’t just capture behavior, it converts it into …Datamars Livestock Login
… make better business decisions. Login here for: Active Tag Autonomous Weighing (WOW) Fence Monitoring Login …Why tracking livestock weight matters
How often are you monitoring stock weights? If it’s not every 4–6 weeks, you might be missing valuable insights that could help your animals’ welfare and improve your bottom line. From early disease detection and prevention to feed efficiency, …Leading conversations at World Dairy Expo 2025
… settings. They discussed how tools like Tru-Test Active Tag, paired with smart software, help them make faster, more …Livestock identification
Individual animal identification is the first step toward more precise livestock management. Identify and keep track of individual animals with our range of identification tags and tissue …Get a demo
Text placementCenteredUnlock your herd’s
full potentialWant to see how Active Tag could transform your farm? Fill in your details and our team will be in touch to walk you through the system, answer questions, and share ROI insights.
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Shaping the futureof farming, togetherDatamars empowers farmers to run smarter, healthier, and more efficient herds. Our connected solutions turn data into action, helping you unlock peak herd performance and build the farm of the future - today.
Come on the journey with us
