The transaction is split into five floating rate tranches - three senior classes of which are rated triple-A by Moodys Investors Service. The Ñ18.1 billion A1 notes have a 1.62-year average life and carry a spread of 15 basis points (bp) over one-month Japanese Libor; the 4.2-year Ñ5 billion A2 notes have been priced at 17bp over; and the Ñ5 billion A3 tranche at 20bp over with 5.99-year average life.