The Index of Six core industries having a combined weight of 26.7 per cent in the Index of Industrial Production (IIP) with base 1993-94 stood at 295.6 (provisional) in January 2011 and registered a growth of 7.1% (provisional) compared to 9.8% registered in January 2010.  During April-January 2010-11, six core industries registered a growth of 5.6% (provisional) as against 5.5% during the corresponding period of the previous year.

Crude Oil

Crude Oil production (weight of 4.17% in the IIP) registered a growth of 10.8% (provisional) in January 2011 compared to a growth rate of 9.8% in January 2010. The Crude Oil production registered a growth of 11.9% (provisional) during April-January 2010-11 compared to (-) 0.1% during the same period of 2009-10.

Petroleum Refinery Products

Petroleum refinery production (weight of 2.00% in the IIP) registered a growth of 8.7% (provisional) in January 2011 compared to growth of 3.8% in January 2010. The Petroleum refinery production registered a growth of 2.4% (provisional) during April-January 2010-11 compared to (-) 0.5% during the same period of 2009-10.

Coal

Coal production (weight of 3.2% in the IIP) registered a growth of (-) 1.2% (provisional) in January 2011 compared to growth rate of 5.4% in January 2010. Coal production grew by 0.8% (provisional) during April-January 2010-11 compared to an increase of 8.0% during the same period of 2009-10. 

Electricity

Electricity generation (weight of 10.17% in the IIP) registered a growth of 9.3 % (provisional) in January 2011 compared to growth rate of 6.4% in January 2010.  Electricity generation grew by 5.0% (provisional) during April-January 2010-11 compared to 5.9% during the same period of 2009-10.

Cement

Cement production (weight of 1.99% in the IIP) registered a growth of 1.8% (provisional) in January 2011 compared to 12.4% in January 2010. Cement Production grew by 4.1% (provisional) during April-January 2010-11 compared to an increase of 11.1% during the same period of 2009-10.

Finished (carbon) steel

Finished (carbon) Steel production (weight of 5.13% in the IIP) registered a growth of 8.2% (provisional) in January 2011 compared to 16.8% (estimated) in January 2010. Finished (carbon) Steel production grew by 7.8% (provisional) during April-January 2010-11 compared to an increase of 5.7% during the same period of 2009-10.

N.B: Data are provisional. Revision has been made based on revised data obtained.

Industrial output growth in six core sectors shows mixed sectoral performance, with provisional figures subject to revision. The release reports provisional growth rates for the Index of Six Core Industries-crude oil, petroleum refinery products, coal, electricity, cement and finished carbon steel-showing mixed sectoral performance with gains in energy and steel and relative weakness in coal and cement; all figures are provisional and may be revised based on updated source data.