VULII- PruLife Custom Premier
                            Prospectus Filing May 2005

                 Demonstration of how the annual investment returns of the sub-accounts were derived from the
                 hypothetical gross rates of return, how charges against sub-account assets were deducted the from annual
                 investment returns of the sub-accounts


                 Hypothetical Gross Annual Investment Return                         6.00%
                 less       Arithmetic Average of
                            Total Contractual Porfolio Expenses            -         0.85%
                 less       Guaranteed
                            Mortality and Expense Fee                      -         0.45%
                                                                                  ---------
                 Fund Crediting Rate (Net Annual Investment Rate)          =         4.70%


                           VULII- PruLife Custom Premier
                             Prospectus Filing May 2005

Male    Preferred     NonSmoker                      Level Death Benefit  (Type A)
Age:                  32                             CVAT
Face:            100,000                             Maximum Charges
TTR:                   0                             Assume Annual Payment of 1200 in all years
                                                     Hypothetical Annual Return of 6% Gross, 4.7% Net
Policy --- Year 5
                             (0a)          (0b)          (1)          (2)         (3)        (4)        (5)          (6)           (7)          (8)           (9)              (10)          (11)          (12)             (13)               (14)
                              BOP           BOP                                   Per        Per       Montly                     Total                      Total             EOP                          EOP              EOP               EOP
                           Contract        Accum       Premium    Per Policy    Premium     $1,000      Cost       Monthly      Contract     Surrender        Cash            Basic        Corridor      Corridor           Death             Accum
  Month        YEAR          Fund          Prems         Paid        Loads       Loads       Load      Of Ins     Interest        Fund        Charges      Surr Value           DB          Factor          DB            Benefits          Prems Paid

    1            5           2,476         5,300        1,200           10        162         13         15             13        3,490          457            3,033        100,000         4.08          14,239          100,000             6,521
    2            5           3,490         6,521             -          10          -         13         15             13        3,466          457            3,008        100,000         4.08          14,140          100,000             6,542
    3            5           3,466         6,542             -          10          -         13         15             13        3,441          457            2,984        100,000         4.08          14,040          100,000             6,564
    4            5           3,441         6,564             -          10          -         13         15             13        3,417          457            2,959        100,000         4.08          13,940          100,000             6,585
    5            5           3,417         6,585             -          10          -         13         15             13        3,392          457            2,935        100,000         4.08          13,839          100,000             6,607
    6            5           3,392         6,607             -          10          -         13         15             13        3,367          457            2,910        100,000         4.08          13,738          100,000             6,628
    7            5           3,367         6,628             -          10          -         13         15             13        3,342          457            2,885        100,000         4.08          13,637          100,000             6,650
    8            5           3,342         6,650             -          10          -         13         15             13        3,317          457            2,860        100,000         4.08          13,535          100,000             6,672
    9            5           3,317         6,672             -          10          -         13         15             13        3,292          457            2,835        100,000         4.08          13,433          100,000             6,694
    10           5           3,292         6,694             -          10          -         13         15             12        3,267          457            2,810        100,000         4.08          13,330          100,000             6,716
    11           5           3,267         6,716             -          10          -         13         15             12        3,242          457            2,785        100,000         4.08          13,227          100,000             6,738
    12           5           3,242         6,738             -          10          -         13         15             12        3,217          457            2,759        100,000         4.08          13,124          100,000             6,760

( 0a)      BOP Contract Fund - Beginning of Period Contract Fund = Ending Contract Fund from the previous month

( 0b)      BOP Accum Prem - accumulated at 4% effective annual interest rate, with annual premiums paid at the beginning of the contract year

( 1)       Premium paid  = 1200

( 2)       Per Policy load = $10 per month.

( 3)       Sales and Admin Load = 13.5% of premium paid

( 4)       Per $1,000 load  -   $0.13 per month per 1,000 of insurance amount

( 5)       Monthly Cost of Insurance - based on 1980 CSO Age Last Birthday Male NonSmoker

( 6)       Monthly Interest -   interest earned on the account value = (12) * [(1+i) ^ (1/12) -1 ] where i=4.7% is the crediting interest rate.

( 7)       Total Contract Fund   -  End of Period contract fund =  (0) + (1) - (2) - (3) - (4) - (5) +(6)

( 8)       Surrender Charges =  Surrender Charge premium * Surrender Charge percentage where surrender charge premium = $847 and surrender charge percentage = 54% for the 5th policy year.

( 9)       Total Cash Surr Value  = Cash Surrender Value corresponding to illustration year 5 = (7) - (8)

(10)       EOP Basic DB - End Of Period Death Benefit = face amount plus the contract fund or Accumulated Premiums , if applicable

(11)       Corridor factor  - cash value accumulation corridor factor for Male age 32 NonSmoker CVAT

(12)       EOP Corridor DB - End of Period Corridor Death Benefit = (11) * (7)

(13)       EOP Death Benefit - End of Period Death Benefit corresponding to illustration year 5 = max [ (10) , (12) ]

(14)       EOP Accum Prems Paid  - Premiums Paid accumulated at 4% interest, corresponding to illustration year 5