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Producer Price Indexes
Bureau of Labor Statistics > Producer Price Indexes > About > Notices

Recalculated Relative Importance Figures and Seasonal Adjustment Factors to be Available on
                                                              February 27, 2026

Each year with the release of PPI data for January, relative importance figures and seasonal adjustment factors are recalculated to reflect price movements from the just-completed calendar year. With this year’s update PPI relative importance figure tables that describe the Final Demand–Intermediate Demand (FD-ID) aggregation structure also will be impacted by the PPI update to commodity weight allocations for the FD-ID system. (See accompanying notice.) The following information will be released on February 27, 2026, at 8:30 AM eastern time, in conjunction with the release of PPI data for January 2026, and will be available on the PPI website at www.bls.gov/ppi/tables/.


Relative Importance Figure Tables for December 2025:

  • Final demand by individual commodities
  • Final demand by component series
  • Individual commodities of intermediate demand by commodity type
  • Component series of intermediate demand by commodity type
  • Individual commodities of intermediate demand by production flow
  • Component series of intermediate demand by production flow
  • Commodities, all levels
  • Wherever-provided services and construction

Seasonal Factor Update:

  • Direct seasonal factors for PPI commodity indexes for 2026
  • Recalculated seasonal factors for the last 5 years (2021-2025) for PPI commodity indexes
  • Recalculated seasonal factors for the last 5 years (2021-2025) for PPI FD-ID indexes

Recalculated seasonal index data for 2021-2025 for the FD-ID and commodity indexes also will be posted to the PPI database on the BLS website on February 27, 2026, at 8:30 AM eastern time.


For additional information, contact the PPI Section of Index Analysis and Public Information at ppi-info@bls.gov or (202) 691-7705.


Last Modified Date: January 14, 2026