From North Adelaide Information booklet for clubs and schools in the North Adealde Country Promotional Zone (no info on what year sorry --- Wedgie mate can you get latest??) --
http://www.nafc.com.au/lib/pdf/mf77.pdf2. Upon being drafted by an AFL Club (Regulation 14.7.6), the Club, League and Zone shall receive the following.
1) On being drafted the SANFL Club receives $25,000 of which $5,000 goes back to the Affiliated League/Association. This is normally broken up in the following manner – a minimum of 40% to the Club, 30% to the League, eg NAFA or SGL, and 30% to the Zone, eg Central or Northern.
2) On playing his tenth AFL game the SANFL Club receives $15,000 of which $3,000 goes back to the Affiliated League/Association and is broken up as above.
3) On his second year on an AFL List, and after playing 10 AFL games, the SANFL Club receives $10,000 of which $2,000 goes back to the Affiliated League/Association and is broken up as above.
The amount forthcoming from the AFL varies from year to year and is at the discretion of the AFL/SANFL.