A new technological development is creating a bit of a stir in the farming industry; Fitbits for cows. 

Cow-manager have come up with an ear sensor, which tracks everything each cow does and stores it all. 

It monitors when she's standing still, staring at something, having a little run, chewing grass and importantly for farmers, it detects when she's in heat. 

Manawatu dairy farmer, Jared Whittfield joined the Summer Breakfast. 

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