10 June 2025
The Central Statistics Office (CSO) recently rebased the indices used in the CWMF Price Variation Workbooks.
When filling out the Price Variation Workbooks, Contracting Authorities must ensure that all of the CSO data they enter has the correct Base Year. Data with differing Base Years cannot be combined. This will be Base : Year 2021 = 100 for the Wholesale Price Index and Base: Year 2023 = 100 for the Consumer Price Index. Continue reading