The Index of Six core-infrastructure industries having a combined weight of 26.7 per cent in the Index of Industrial Production (IIP) with base 1993-94 stood at 247.1 in October 2008 and registered a growth of 3.4% compared to a growth of 4.6 % in October 2007. During April-October 2008-09, six core-infrastructure industries registered a growth of 3.9% as against 6.6% during the corresponding period of the previous year.