Updated weightings for Platts global petrochemical indexes

Platts, part of S&P Global Commodity Insights, has updated the weightings used in Platts global petrochemical indexes to reflect production capacities in 2022, to better represent the relative sizes of the regional markets, effective Dec. 6.

Platts had first proposed the update in a subscriber note published Oct. 21: Platts proposes to update the weightings used for the Platts global petrochemical indices | S&P Global Commodity Insights (spglobal.com)

The weightings for Platts daily global petrochemical indexes for ethylene, propylene, benzene, toluene, paraxylene, low density polyethylene and polypropylene homopolymer used to be based on production capacity as of 2015.

The indexes are calculated as weighted averages of daily assessments for Asia, Europe, and the US.

The Platts Global Petrochemical Index is the weighted average of seven basic global indexes, as described above.

The updated weightings for each index by region are as follow:

The affected in dices appear in Platts Petrochemical Alert page 900 and in the Platts price database under the above price database codes.

Please send any comments or questions to petchems@spglobal.com with a copy to pricegroup@spglobal.com.

For written comments, please provide a clear indication if comments are not intended for publication by Platts for public viewing.

Platts will consider all comments received and will make comments not marked as confidential available to the public upon request.