New: Heat tolerance index in Italy

It was an innovation when Australia first released breeding values for heat tolerance in 2017. Since then, not only has it become common knowledge that heat stress negatively influence cows’ productivity, but also that periods of heat stress all over the world are becoming more frequent. And if there is a breeding value, then it is clear that heat tolerance is also a question of genetics. On the European continent, it was now Italy’s turn to publish a breeding value for heat tolerance, the IHT, which was released in April. A rather remarkable index.

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