the airplane must be able to stop on 60% of the available runway
.. but be aware that, on a limiting runway, you had best push the pedals through the floor to achieve something approaching the raw data figures ...
Most who have had any exposure to performance landing tests have a jaundiced view of such comments ..
I'd really hate to get near the far end of the seal and then find out I have a problem .. as opposed to putting some effort into slowing down early and then finding out that I don't have a problem ... but call me a dinosaur, I guess.
Company economics are important .. but will not cut much slack for you at the enquiry after you bend the bird ... as a very wise checkie observed at the debrief years ago .. the book usually has the most important words left off the front page .. 'to be read with a bit of commonsense'