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                                                                      EXHIBIT 11

                       COMPUTATION OF PER SHARE EARNINGS

                     COVANSYS CORPORATION AND SUBSIDIARIES
                PRO FORMA OR ACTUAL NET INCOME PER COMMON SHARE
                     (IN THOUSANDS, EXCEPT PER SHARE DATA)
                                  (UNAUDITED)

<Table>
<Caption>
                                                                       THREE MONTHS ENDED
                                                                            JUNE 30,
                                                                       ------------------
                                                                        2001       2000
                                                                       ------     ------
                                                                           
Weighted average number of shares of Common stock
  outstanding...................................................       28,587     36,423
Common Stock equivalents calculated using the weighted
   average stock price per share for the periods presented......          --         --
                                                                      -------    -------

Weighted average shares outstanding.............................       28,587     36,423
                                                                      =======    =======

Net loss........................................................      (12,330)   (26,225)
                                                                      =======    =======

Net loss per common share.......................................        (0.43)     (0.72)
                                                                      =======    =======
</Table>

<Table>
<Caption>
                                                                        SIX MONTHS ENDED
                                                                            JUNE 30,
                                                                       ------------------
                                                                        2001       2000
                                                                       ------     ------
                                                                           
Weighted average number of shares of Common stock
  outstanding...................................................       28,909     37,379
Common Stock equivalents calculated using the weighted
   average stock price per share for the periods presented......          --         --
                                                                      -------    -------

Weighted average shares outstanding.............................       28,909     37,379
                                                                      =======    =======

Net loss........................................................      (15,333)   (21,214)
                                                                      =======    =======

Net loss per common share.......................................        (0.53)     (0.57)
                                                                      =======    =======
</Table>