There is a high probability that T'Pring was killed on Vulcan. However if she wasn't, wouldn't Spock be honour bound to take her as a mate and father children with her, seeing as how the Vulcan population has been decimated?
It would be the most logical option.
But, he's a half breed, surely they wouldn't go out of their way to have him as breeding stock. Now sure, I doubt they would attempt to prevent him from breeding, but, recruiting him wouldn't be their first priority, I wouldn't think
One Day I hope to be the Man my Cat thinks I am
Where are we going? And why are we in this Handbasket?