A new specialist ASX index is set to boost investment and visibility of the booming agricultural sector, but the benchmark means more work for fund managers, who will now need to weigh their investments against it.

Romano Sala Tenna, a portfolio manager at Katana Asset management, said the scales had “only just” tipped in favour of the ASX launching the agribusiness index, which captures $30 billion market capitalisation, just under 2 per cent of the ASX.