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SmartFeed

Producer Product
SmartFeed is a portable, self-contained, easy to use system that measures individual total daily feed intake. Used for measuring ...

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Request a quote today from our sales team to feed your livestock smarter, keep them healthier, and cut down on costs that affect your ...

About Us

Our founder, Dr. Patrick Zimmerman created C-Lock Inc in 2005 in Rapid City, South Dakota.

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Performance Evaluation

Now available to animal producers, our automated products monitor, analyze and control feed intake and emissions for individual animals.

Emission Monitoring

Products and resources for researchers. Access real-time measurements and intelligently monitor, analyze and control feed intake in ...

SmartFeed Pro

Producer Product
The SmartFeed Pro system is an automated cattle feeder typically used for any size and age of cattle. The Pro version has a specially ...

SmartScale

The SmartScale from C-Lock is a wireless scale system that captures animal weight, performance, and behavior each time the animal drinks ...

Patents

Zimmerman, P., U.S. Patent 7966971, “Method and system for monitoring and reducing ruminant methane production,” U.S. Patent and Trademark ...

Blog

Charolais Beef Cattle

Project
At an INRA cattle research facility in France, Dr. Gilles Renand is using three free‐stall GreenFeed units with young Charolais bulls, ...