As per GDS Pay Commission 2016, Kamalesh Chandra (Chairman, GDS Pay Committee) has recommended three category of GDS which is BPM, Assistant BPM and Dak Sevok(DS. Those who working in rural area are called BPM & ABPM, Dak Sevok are those who working in departmental post offices. In those categories BPM has two Level (Level 1 & Level 2) and other categories of GDS has also two Level (Level 1 & Level 2). BPM Level 1 and Other GDS Level 2 is same wages @ Rs. 12000/-
Check Your working hour or TRCA Slab on or before 01.01.2016 and find the level in below table. Level 1 is make for up to four hours working and 4 to 5 hours is for Level 2.
Based on the recommended minimum wag for each category, the committee recommends 3 wages scales which will progress form minimum to maximum as shown in following matrix Table below.

How to Calculate your pay if the recommendation of GDS pay committee will approved? 

First pick the minimum wage and add 3% increment (01.01.2016 to 01.01.2017) and now add 11% DA (01.01.2016 to 01.06.2017). Its for below 12 years service.
Ex : ABPM & DS  Level 1
       Basic         :  10000/-
       Increment :      300/-
       DA              :    1133/-
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             Total    :  11433/- (without allowance addition and deduction)
 Ex : BPM Level 1 and ABPM&DS  Level 2
       Basic         :  12000/-
       Increment :      360/-
       DA              :    1360/-
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             Total    :  13720/- (without allowance addition and deduction)
Ex : BPM Level 2
       Basic         :  14500/-
       Increment :      435/-
       DA              :    1643/-
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             Total    :  16578/- (without allowance addition and deduction)
If BPM have 12 years service experience then add 2 extra increment with your basic similarly for 24 years add 4 increment and 36 years service experience add 6 extra increment.
for Example:
12 Years service Experience if your basic 14500/-
       Basic         :  14500/-
       Increment :      890/-
       DA              :    1693/-
-------------------------------------
             Total    :  17083/- (without allowance addition and deduction)
24 Years service Experience if your basic 14500/-
       Basic         :  14500/-
       Increment :    1840/-
       DA              :    1797/-
-------------------------------------
             Total    :  18137/- (without allowance addition and deduction)
36 Years service Experience if your basic 14500/-
       Basic         :  14500/-
       Increment :    2850/-
       DA              :    1909/-
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             Total    :  19259/- (without allowance addition and deduction)