The latest Central Statistics Office figures show that monthly factory gate prices rose by 0.2% in October.
This compares to a fall of 0.3% the same time last year, and as a result, the annual percentage change showed an increase of 2.9% in October.
The CSO said that the biggest changes were seen in the prices of computer, electronic and optical products, basic pharmaceutical products and preparations and other food products.
The price of meat and meat products fell last month, while there were also decreases in the costs of electical equipment and furniture.
Today's figures show that the price of energy products rose by 2.6% in the year since October 2011, while petroleum fuels jumped by 6.6%.
The monthly price index for energy products decreased by 0.7% last month, while petroleum fuels fell by 1.6%.
Year on year, the price of capital goods rose by 1.2%, while the monthly price index increased by 0.1%, the CSO added.
