A 0.25 per cent cut in interest rates by the Bank of Canada helped propel the big board issues on the Canadian Markets into the black during Tuesday trading. For the tale of the tape, the TSX Exchange climbed 1.33%, while the TSX Gold Index fell 2.6% and the TSX Venture Exchange, Canada’s largest junior exploration bourse, gave back 0.11% with the decliners beating out the advancers by a 349 to 325 margin on volume of 145 million shares traded.