A carnival of animals Multi-Cache

As the animals have had accidents you now need to go to the waypoint and find the animal. You are looking for a large wooden carved animal on a tree in the parking area. This was the original start of the animal walk around Ashdown House. Convert the letters to numbers. Let these be ABCDEF. The cache can be found at N51 3F (A+1)(B+2)(C+1) W001 3B. (D+5)(E+7)(F+6)