PORT LOUIS: The weighted bid margin on Mauritius' 15-year inflation-indexed Treasury bond fell to 2.70 percent from 2.85 percent at a previous sale in November, the central bank said on Wednesday.

The Fifteen-Year Inflation-Indexed Government of Mauritius Bond will bear interest annually at the weighted accepted bid margin plus the 12-month average inflation rate published by Statistics Mauritius as at end-March, every year.

The central bank sold all the 1 billion rupee ($32.10 million)worth of papers on offer. It received bids worth 2.553.4 billion rupees with bids ranging from 4.25 percent to 1.75 percent.