We consent to the reference to our firm under the caption "Experts" and to
the use of our report dated March 26, 2002, in Amendment No. 1 to the
Registration Statement (Form S-3 Registration No. 333-90866) and related
Prospectus of Cobalt Corporation for the Registration of 8,625,000 shares of its
common stock.

                                          /s/ Ernst & Young LLP

Milwaukee, Wisconsin
July 8, 2002