Any how DA is calculated complete based on arithmatical calculation.AICPIN released by Labour bureau is required to calculate DA.Labour bureau already released the data for July,August,September,October,November and December that is 193,194,197,198,199,197 respectively.
The formula for calculating da is
DEARNESS ALLOWANCE=(avg of AICPIN for past 12 months-115.76)*100/115.76
DEARNESS ALLLOWANCE JANUARY 2012 IS 65-58=7%
|MONTH||AICPIN||AVG 12 MONTHS||%DA|
The official announcement by the Government for eligible DA JANUARY 2012 may be expected in March 2012.