Ar sail yr ymrwymiadau sy’n hysbys ar gyfer y cyfnod rhwng 2019 a 2029, rydym yn amcangyfrif diffygion o hyd at £5.1bn dros y cyfnod hwn.
Based on known commitments for the period from 2019 to 2029, we estimate shortfalls of up to £5.1bn over this period.