# CNG, LPG and biogas distribution and Ethylene

Their prices have moved together.

Source page: https://www.materialinsights.org/links/cng-lpg-and-biogas-distribution-and-ethylene/

[CNG, LPG and biogas distribution](https://www.materialinsights.org/energy/e_cng_lpg/) (energy) and [Ethylene](https://www.materialinsights.org/chemicals/ethylene/) (chemical): 1 relationship.

## How they are linked

### 1. Price link: alternative feedstock

*Cost and price · Strong · Both ways*

Many crackers can switch between naphtha, ethane and propane, so LPG gets cracked whenever it undercuts naphtha. That shared feedstock pool shows in the numbers: Mont Belvieu propane moves with the proxy index at 0.41 monthly and 0.82 yearly.

- **0.41** monthly change correlation
- **0.82** 12-month change correlation
- **0.56** fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.