Item 1.01 Entry into a Material Definitive Agreement

On July 24, 2009, MWI Veterinary Supply, Inc.'s wholly-owned subsidiary, MWI Veterinary Supply Co. ("MWI") and Medical Management International Inc, dba Banfield, The Pet Hospital ("Banfield") entered into a First Amendment to the Agreement for Logistics Services ("Logistics Services"), a First Amendment to the Agreement for Product Purchases ("Product Purchases") and an Agreement for Home Delivery Logistics Services ("Home Delivery"). The amendments and Home Delivery agreement are effective as of July 1, 2009 and expire on June 30, 2012. The Logistics Services and Product Purchases amendments extend Banfield's payment terms from the original contract. The Home Delivery contract provides that MWI will be the supplier of logistics for home delivery services to Banfield, and governs the pricing, shipping and other terms and conditions under which MWI sells products and provides home-delivery services to Banfield. All of the contracts can be terminated by either party with or without cause upon 150 days prior written notice.

---