This study examines the effect of regional cooperation on sustainable green growth in agriculture. Analysis of 18 Asian countries reveals that regional cooperation, on average, has the ability to boost agricultural output by 34 per cent without any additional resources needing to be deployed. On average, regional cooperation could improve emission efficiency by 55 per cent. According to a combined green growth index, Japan, Korea, and China have the highest overall efficiency of the countries in the study. Singapore, Bangladesh, and Pakistan have the lowest efficiency rankings among the countries in the study.