By Laura McGuire Private equity firms Advent International and CVC Capital have reportedly joined forces to make a bid for Partner in Pet Food (PPF), an animal food brand owned by Cinven. Cinven is seeking around €2bn (£1.7bn) for the business, the Financial Times reported, which said the talks were ongoing. The business, which owns brands such as Prevital and Reno, was formed out of a series of acquisitions between 2000 and 2006. Private equity firm Cinven bought PPF in 2018. Advent previously acquired the business in 2011 before selling it to investment management group Pamplona Capital Mana…