Exhibit 23.2

We consent to the incorporation by reference in Registration Statement Nos. 333-1118399 and 333-33684 on Forms S-8 and in Registration Statement Nos. 333-120357 and 333-31326 on Forms S-3 of Vectren Corporation of our report dated December 21, 2005, relating to the consolidated financial statements of ProLiance Energy, LLC and Subsidiaries as of and for the years ended September 30, 2005 and 2004, included in Exhibit 99(a) in this Annual Report on Form 10-K of Vectren Corporation for the year ended December 31, 2005.