[Firaxus]

Here (with parent sources mentioned at the link) it is claimed that training costs 15 million, a bit more than a bit eh?

https://space.stackexchange.com/questions/35431/how-much-doe....

[pfdietz]

"Not enormously so". In particular, it doesn't counter the argument I was making. For the Shuttle, for example, the value of the astronaut lives, even including $15 M in training costs, was an order of magnitude less than the cost of the orbiter itself.