Green Premiums for plastics, steel, and cement Material Ethylene (plastic) Steel Cement Average price per ton $1,000 $750 $125 Carbon emitted per ton of material made 1.3 tons 1.8 tons 1 ton New price after carbon capture $1,087–$1,155 $871–$964 $219–$300 Green premium range 9%–15% 16%–29% 75%–140%