Catalytic converters break down greenhouse gases in vehicle exhaust, such as methane and hydrocarbons, into carbon dioxide, which is a less potent greenhouse gas.
The bank already produces various more specific environmental indexes - on clean water, biofuels, renewable energy and other topics - and offers share baskets and total return index certificates based on them.
It has not so far announced any products based on the Climate Change & Environment index, but potential applications include tracking certificates, structured notes or a collateralised debt obligation based the companies in the index, ABN Amro said.
The index consists of 30 stocks selected by Standard & Poor's in the mining (10%), water and waste management (45%) and renewable energy (45%) sectors. It will be rebalanced every six months and is listed on Bloomberg.