Imagine being able to manage a herd of cows from your smartphone. That's exactly what the Halter system, founded by ex-Rocket Lab engineer Craig Piggott, allows farmers to do. Halter's solar-powered patented Cowgorithm technology allows farmers to move, manage and monitor their herds remotely and it's been such a success that Halter already boasts a 130-strong team. Craig has been named a Forbes 30 Under 30 leader and he joins Simon Pound to talk about Halter's fascinating agri-tech, the importance of building great teams and the most important thing to consider when raising capital.

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