There are currently a handful of proposals to liquefy US-sourced gas totalling about 80 million tonnes per annum (Mtpa) under consideration, according to energy investment bank Tudor, Pickering, Holt and Company (TPH) but, so far, the BG-Cheniere deal is the only concrete contract.

TPH analysts said they thought that agreement would spur ­further interest.

“At (less than) $6 per thousand cubic feet gas and Brent (greater than) $80 per barrel, clear rationale for more NAM projects,” the bank said in a research note.

“BG’s