EX-23 4 exhibit23-1.txt EXHIBIT 23.1 CONSENT OF INDEPENDENT ACCOUNTANTS As independent public accountants, we hereby consent to the incorporation by reference in this registration statement of our report dated March 28, 2001 included in VCA Antech, Inc.'s Form S-1 Registration Statement for the year ended December 31, 2000 and to all references to our Firm included in this Form S-8 Registration Statement. /S/ ARTHUR ANDERSEN LLP ARTHUR ANDERSEN LLP Los Angeles, California January 29, 2002