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EXHIBIT 23.1
CONSENT OF INDEPENDENT ACCOUNTANTS
We hereby consent to the incorporation by reference in this Registration
Statement of our report dated March 29, 2000, except as to the exchange of
shares which is as of June 21, 2000, relating to the consolidated financial
statements of Charles River Laboratories International, Inc., as of
December 25, 1999 and December 26, 1998 and for each of the three years in the
period ended December 25, 1999, which appear in Charles River Laboratories
International, Inc.'s Registration Statement on Form S-1 (File No. 333-35524).
PricewaterhouseCoopers LLP
June 23, 2000
