The Livestock Production Assurance (LPA) program is the on-farm assurance program that underpins market access for Australian red meat. LPA National Vendor Declarations (NVDs) provide evidence of livestock history and on-farm practices when transferring livestock through the value chain. The Livestock Production Assurance (LPA) program is the on-farm assurance program that underpins market access for Australian red meat. LPA National Vendor Declarations (NVDs) provide evidence of livestock history and on-farm practices when transferring livestock through the value chain.