However, with regard to calculating inflation, the Federal Reserve no longer uses the CPI, preferring to use core PCE instead.

About a quarter of that would come from adopting the Bureau of Labor Statistics' new method of calculating inflation.

But the Government says its method of calculating inflation may not fully reflect the surging interest in pickup trucks, mini-vans and four-wheel-drive vehicles.

Inflation Rates But the board rejected an employer request to use general consumer costs as the basis for calculating inflation, rather than the much higher health-care inflation rate.

In 2012, chicken and chips was added to the UK consumer basket, used for calculating inflation.

So how we measure the value of our money, how we calculate inflation, really does matter.

Many analysts contend that the Fed already has an unstated inflation target, about 2 percent a year, and a preferred method of calculating inflation.

Consumer advocates in Italy say that in calculating inflation, the government gives too little weight to some things like car insurance, which has risen sharply.

Traders said it was possible the figure could be lower because of a new method of calculating inflation.

We've added the full list of every product used to calculate inflation below - plus a summary of hte goods that have changed this time.