[Resolved]  Cppc Sbi Kolkata — calculated less pension

my revised pension as per 6th cpc is Rs.14450 which is communicated to me through L.no.-E/16/Pen/Electric-3-06 dt.Feb'09 by Sr. DPO/E.Rly/Howrah. but i getting Rs.14259 instead of Rs.14450. i can not tress the mistake of the authority concern. pl help. my details furnished below.;
name-B.Ananta
desi.;sr.loco inspector under sr. DEE/OP/Howrah
D.O.Reti.;28.02.06
Pension Case No.;PSB-30216
A/C No.-[protected] (SBI Bally,Ghoshpara,Howrah)