There's obviously a myriad of reasons why a youngster wouldn't be paid up at second acceptances, ranging from injury to later maturing, to simply not likely to be ready in time or even, dare we say it, lack of talent or a dose of reality.
The most expensive to exit in terms of yearling sale price is the top selling Fastnet Rock filly ($1 million) from the Magic Millions Gold Coast Sale out of Ten Carat Rock.
That still leaves 14 of the original 15 million dollar babies in the running, one of which, Showtime has already been to the races when second to Luiza at Randwick last Saturday after making a good impression at the barrier trials.
The highest priced entrant, $1.6 million buy Chauffeur (Snitzel x Mirror Mirror) has also been seen in public when making a good impression in finishing second at the official Randwick barrier trials last month.
For the full list of who's in and who's out go to our Golden Slipper nominations page here.
Second acceptances are scheduled to close on Tuesday January 31.
The 2017 Golden Slipper will be run at Rosehill on March 18.