They mention this in connection with dividends in the item;
It would underpin National Grid's 5 to 7% asset growth target for longer, further supporting National Grid's updated dividend policy to deliver annual dividend per share growth in line with UK CPIH inflation, while expecting to maintain its current overall strong investment grade credit rating;
NG. are a mainstay in my HYP, which I've held since I first started HYPing, what seems like eons ago now.
I might top up my holdings soon. IMHO, NG. offer a solid base to my HYP.Ian.