This might have been ok at flash fiction length - I found all but last couple of paras a drag.
A hospital nurse has taken extreme measures to ensure the kids of not-so-well-off will have a chance in an overpopulated world...
Fact sheet.First published: Lou Anders (ed)'s "Fast Forward 1" (anthology, 2007).
Download full text from tor.com.
Related: Stories of Paolo Bacigalupi.