Eight core infrastructure industries including steel and electricity, posted a 5.2% growth for quarter ended June 30 against 4.4% growth Q1 -2010.

Electricity registered a growth of 8.2% when compared with 3.8% growth of 2010-Q1, Oil posted 12.5% growth for Q1 when compared with 4.3% growth of same period, a year ago. The data released by Ministry Of Commerce and Industry stated that natural gas contracted by 11.7%, coal's production fell by 3.3% and fertilizers went down by 2.4% Crude Oil production slid down by 2% from previous month to 7.7% this month from 9.7 % in May.

Refinery grew by 4.7% against 4.5%, cement grew by 0.8% compared to previous month. The best growing sector was steel which grew by 12.5%, almost double from May.

Contraction in production of coal, gas and fertilizers this month skimmed down the industrial output by a margin of 0.1%, the output last month was 5.3% which is now 5.2%. The core sectors grew by 6.8% in same quarter last year.

Oil, Petroleum, refinery, natural gas, fertilizers, coal, electricity, cement and finished steel are the performing sectors and weigh 37.9% in Index of Industrial production. Analysts termed these eight core sectors as week and added that investment patterns needs to be improved.