HiAnyone have any experience working with bus/252 day count. It is used by the Brazil interest rate market. I am trying to figure out if there is a way to convert a bus/252 rate to an act/360 rate equivalent.Thanks

QuoteOriginally posted by: nike61062xHiAnyone have any experience working with bus/252 day count. It is used by the Brazil interest rate market. I am trying to figure out if there is a way to convert a bus/252 rate to an act/360 rate equivalent.ThanksI suspect you'll need to calc the year fraction and then discount factor over the period between start and end dates on the BUS/252 day count, then turn thi into the ACT/360 equivalent with the year factor for that.When I first looked at the BUS/252 convention it looked horrible - bit it's actually really easy to work with. roll end date back until it is same day of week as start day (very easy as number of days between is a multiple of 7).calculate the number of holidays in the calendar between start and end date - you don't actually care when the holidays are, just how many there are.multiply start to rolled back end by 5/7, subtract holidays and add on any work days fromwhen you rolled back end date. This is the BUS day count. divide by 252Königspudel