viable

The cost of running a viable farm exceeded £1m, he said, arguing that the government needed to sit down "with real family farmers or agricultural economists".

The industry maintains the technology is both promising and viable.

He added that if "too much money chases too few viable investments" funds might be forced into "riskier" investments.

Both admit, the Telegraph says, that had it been up to him, they would have stopped after the last miscarriage but they had two donor eggs left that were viable.

They realised the cost of a subscription wouldn't be "viable" for their business.