Escalation Bill Price variation for RA and final bills · index-based formula

Price index database

Official indices: CPI-IW for the Labour Bureau's centres (base 2016 = 100, from January 2024) and the Wholesale Price Index for every item - the current series (base 2022-23 = 100, from April 2023) and the former series (base 2011-12 = 100, from January 2024 to April 2026, continued by linking). Escalation bills take their base and current indices from here.

Latest official month in the database: CPI-IW 2026-08, WPI 2022-23 2026-09, WPI 2011-12 2026-04 (linked to 2026-09). Source: Office of the Economic Adviser, DPIIT - Wholesale Price Index (base 2011-12=100) - eaindustry.nic.in. The OEA stopped this series after April 2026. Later months are linked: the 2022-23 index of the same item multiplied by a linking factor - the OEA's own factors for All commodities (1.53), Primary articles (1.71), Fuel & power (1.65) and Manufactured products (1.44), and for other items the ratio of the geometric means of their FY 2024-25 indices in the two series, the method the OEA used. Items with no clear successor in the new series are not linked; use the 2022-23 series for them. Values entered by hand are highlighted and kept when you update.

WPI Bottle gourd [1101020117] Primary articles

Linked values: from May 2026 = WPI 2022-23 [1101020114] x 1.4883 (item linking factor, ratio of FY 2024-25 geometric means).

MonthIndexChange on previous month Change over 12 monthsWPI all commoditiesSource
Sep 2026196.00 -39.3 -5.59 % 172.1 linked (2022-23 × 1.4883)
Aug 2026235.30 +18.2 +19.08 % 169.5 linked (2022-23 × 1.4883)
Jul 2026217.10 +22.6 -0.05 % 168.3 linked (2022-23 × 1.4883)
Jun 2026194.50 +6.4 +19.18 % 168.8 linked (2022-23 × 1.4883)
May 2026188.10 +7.9 +25.32 % 168.5 linked (2022-23 × 1.4883)
Apr 2026180.20 +10.5 +35.69 % 167.6 OEA
Mar 2026169.70 -1.2 +31.14 % 161.2 OEA
Feb 2026170.90 +0.5 +12.81 % 158.4 OEA
Jan 2026170.40 -40.6 -3.73 % 157.6 OEA
Dec 2025211.00 +3.6 +2.08 % 157.2 OEA
Nov 2025207.40 +10.2 -4.73 % 156.2 OEA
Oct 2025197.20 -10.4 -21.47 % 155.1 OEA
Sep 2025207.60 +10.0 -9.66 % 155.0 OEA
Aug 2025197.60 -19.6 +1.49 % 155.2 OEA
Jul 2025217.20 +54.0 +3.97 % 154.4 OEA
Jun 2025163.20 +13.1 -18.48 % 153.7 OEA
May 2025150.10 +17.3 -21.99 % 153.7 OEA
Apr 2025132.80 +3.4 -26.67 % 154.2 OEA
Mar 2025129.40 -22.1 -29.44 % 154.8 OEA
Feb 2025151.50 -25.5 -11.04 % 154.9 OEA
Jan 2025177.00 -29.7 -1.83 % 155.0 OEA
Dec 2024206.70 -11.0 - 155.7 OEA
Nov 2024217.70 -33.4 - 156.4 OEA
Oct 2024251.10 +21.3 - 156.7 OEA
Sep 2024229.80 +35.1 - 154.7 OEA
Aug 2024194.70 -14.2 - 154.4 OEA
Jul 2024208.90 +8.7 - 155.3 OEA
Jun 2024200.20 +7.8 - 154.0 OEA
May 2024192.40 +11.3 - 153.5 OEA
Apr 2024181.10 -2.3 - 152.9 OEA
Mar 2024183.40 +13.1 - 151.4 OEA
Feb 2024170.30 -10.0 - 151.2 OEA
Jan 2024180.30 - - 151.2 OEA

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For a month not yet in the database (e.g. from the latest press release). Updates from the website do not replace hand-entered values; enter the official figure here to correct one.