Northern Ireland Index of Production

The Index of Production (IOP) are the latest seasonally adjusted estimates from the Northern Ireland Index of Production survey and is designed to provide a general measure of changes in the output of the private sector production industries. The IOP is a quarterly sample survey of around 1,000 companies designed to provide a general measure of changes in the output of the Manufacturing, Electricity, Gas, Water and Mining & Quarrying industries. It is based on up-to-date information about the output and sales of the production industry