Logistically it makes sense, but there are obviously serious moral conflicts. Is the increase in productivity worth their lives? Compare the pros with the cons, and see which is better. Because morality is subjective, there is no one answer to the question, so answer it however you like so long as you also say why. Hope that helps!
The answer is "ah, shun the horrid gulf! by scylla fly. 'Tis better six lose, than all to die.' because he has said that he cannot be defeated even by a someone greater than him.