* WTI is the first non-North Sea crude oil to be added to Brent
* Cargo size to increase to 700,000 barrels
*Dated Brent remains FOB contract after CIF declined
* Cash BFOE methodology will be finalized in the coming months (Adds details, citations)
By Alex Lawler
LONDON, June 8 (Reuters) – S&P Global Platts will include US crude WTI Midland in its Brent price assessment from June 2023, the commodity pricing agency said on Wednesday, as it bolsters physical supply supporting global…