The food, fibre and ecosystem product sectors are economically important in the region. Agriculture contributes around 4% of New Zealand GDP and 2% of Australian GDP and over 50% of New Zealand's and 11% of Australia's exports . Forestry contributes 1% of New Zealand GDP and 0.5% Australian GDP . With processing and indirect effects, the primary sector of New Zealand contributes 25% of GDP . The region has the lowest level of agricultural subsidies across the OECD  and highly responsive producers to market drivers but limited strategic, longer- term approaches to environmental challenges and adaptation . Both countries receive government financial drought assistance .
IPCC
Climate Change 2022: Impacts, Adaptation and Vulnerability
IPCC Report