Sydney Swans co-captain Callum Mills has extended his lead in the Carey Bunton Medal following Sydney's Round 12 victory over Melbourne at the MCG on Saturday afternoon.

Mills extended his lead on the leaderboard with 48 votes following his team-high 26 disposals, 10 tackles, 6 clearances and 3 scoring involvements.

His leads the Carey Bunton Medal leaderboard ahead of Gold Coast Suns ruckman Jarrad Witts with 31.

Isaac Heeney sits in fifth with 17 votes.

CAREY BUNTON MEDAL - VOTES ROUND 12
48 Callum Mills (Mosman Swans) – Sydney Swans (R12 4 votes v MEL)
31 Jarrad Witts (Sydney University) – Gold Coast
17 Taylor Walker (Norths - Broken Hill) – Adelaide (R12 10 votes v )
19 Todd Marshall (Deniliquin Rams) – Port Adelaide
17 Isaac Heeney (Cardiff) - Sydney Swans
17 Lachie Schultz (Moama) – Fremantle 
15 Tom Hawkins (Finley) – Geelong
13 Matt Kennedy (Collingullie) – Carlton
11 Isaac Smith (Cootamundra) – Geelong
10 Elliott Himmelberg (Mangoplah CUE) – Adelaide
8 Isaac Cumming (Norths - Broken Hill) – GWS Giants
6 Errol Gulden (UNSW-Eastern Suburbs) - Sydney Swans
6 James Peatling  (Pennant Hills)  - GWS Giants
5 Jeremy Finlayson (Culcairn) - Port Adelaide)
5 Harry Perryman (Collingullie) -  GWS Giants
3 Dougal Howard (Wagga Tigers) – St Kilda
2 Charlie Spargo (Albury Tigers) – Melbourne                                                                                           
1 Nick Blakey (UNSW-Eastern Suburbs) - Sydney Swans
1 Matt Flynn (Narrandera) - GWS Giants

Geelong key forward Tom Hawkins has a clear lead in the leading goalkicking award with 33 goals this season ahead of Heeney and Adelaide's Taylor Walker who sit in equal second with 21 goals. 

MOHR MEDAL - GOALS ROUND 12
31 Tom Hawkins (Finley) – Geelong (R12 2 goals WB)
21 Taylor Walker (Norths – Broken Hill) - (R12 3 goals v WCE)
21 Isaac Heeney (Cardiff) – Sydney Swans (R12 1 goal v MEL)
20 Todd Marshall (Deniliquin) – Port Adelaide
20  Luke Breust (Temora) – Hawthorn (R12 1 goal)
18 Harry Himmelberg (MCUE) – GWS Giants