Episode 62 - Tackling heat stress and nitrogen management for sustainable dairy farming
In this episode, DairyNZ scientist Dr Kirsty Verhoek explains how heat stress affects cow comfort and productivity, and how the Grazing Heat Load Index (GHLI) improves on traditional measures like the Temperature Humidity Index. Dr Paul Edwards discusses how GHLI, combined with digital technologies, helps farmers identify regional heat stress risks and take timely action. Dr Roshean Woods introduces a new bulk milk urea (BMU) tool that provides near real-time insights into dietary nitrogen surplus, helping farmers optimise herd health and reduce nitrogen loss. Together, they highlight how…
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