Mae wedi parhau i sicrhau cynnydd o ran dadgarboneiddio ei fodel busnes, gan adrodd yn 2019 am ostyngiad o 29% yn ei ddefnydd o nwy naturiol a gostyngiad o 7% yn ei ddefnydd o drydan mewn un flwyddyn, ac ar ben hynny, gan leihau allyriadau carbon o fwy na 53% dros wyth mlynedd.
It has continued to make progress in decarbonising its business model, in 2019 reporting a 29% decrease in natural gas consumption and a 7% reduction in electricity consumption in one year and, furthermore, reducing carbon emissions by more than 53% over 8 years.