Karachi Stock Exchange Monday recomposed the KSE-30 index that marked the only change and that is the replacement of Nishat (Chunian) Limited with the Bank Alfalah Limited. According to KSE management, the re-composition for the review period, ranging form July 1 to December 31, 2011, has been carried out in view of the pre-requisite/criteria of selection of the benchmark companies. “Only one company would be affected i.e. Bank Alfalah Limited and it will be included in the index in place of Nishat (Chunian) Limited,” said a KSE notice issued on Monday. The new benchmark is based on the prices of December 31, 2011, and would take effect from February 15, 2012, the exchange said.