That's an apples / oranges comparison unless we agree on an actuarial calculus for the value of saving an entire life vs. the cost of shortening a million lives by a day.
* UK government value of prevented fatality: £2M [0]
* UK government value of a quality-adjusted life-year for a single person: £70k -> ~£192 per day [1]
[0] https://www.lse.ac.uk/PBS/assets/documents/Estimating-the-mo...
[1] https://www.gov.uk/government/publications/the-green-book-ap...