The John Grellman Shield is awarded annually for the highest yielding CSD irrigated variety trial.

Year Irrigated average yield (b/ha) Grellman Shield winning yield (b/ha) Variety Grellman Shield winner
2018 12.28 18.23 Sicot 746B3F Jason Sinclair, Condamine
2017 12.52 16.46 Sicot 748B3F Jason Sinclair, Condamine
2016 11.25 14.49 Sicot 754B3F Geoff Hewitt, MacAlister
2015 13.11 18.22 Sicot 714B3F Tony Hamilton, Forbes
2014 12.63 15.97 CSX 802B3F Nick Gillingham, Wathagar
2013 11.38 14.77 Sicot 74BRF Shawn Fresser, Dalby
2012 11.73 15.57 Sicot 74BRF Charlie Arnott, Merah North
2011 10.39 13.35 Sicot 74BRF Wal Friend, Walgett
2010 10.41 12.92 Sicot 74BRF Matt Gaukroger, Bourke
2009 11.58 14.60 Sicot 74BRF Peter Gall, Wathagar
2008 10.83 13.73 Sicot 71 Mick Freeman, Talwood
2007 10.84 13.97 Sicot 70BRF Stuart Armitage, Cecil Plains
2006 10.91 13.72 Sicot 71BR Andrew Parkes, Wathagar
2005 10.20 13.62
2004 10.62 13.93
2003 8.53 10.51
2002 8.32 13.73
2001 9.39 13.10
2000 8.72 11.99
1999 8.84 11.85
1998 8.12 11.22
1997 8.91 11.48

The Alan Brimblecomb Shield is awarded annually for the highest yielding CSD dryland variety trial.

Year Dryland average yield (b/ha) Brimblecombe Shield winning yield (b/ha) Variety Brimblecombe Shield winner
2018 1.92 3.90 Sicot 746B3F Dan and James Hayllor, Kupunn
2017 3.73 11.71 Sicot 748B3F Mitch Bray, Clifton
2016 1.54 5.56 Sicot 714B3F Andrew Purshouse, Breeza
2015 4.78 11.69 Sicot 714B3F John Cameron, Bongeen
2014 4.67 8.34 Sicot 74BRF John Cameron, Bongeen
2013 3.15 4.86 Sicot 711RRF Angus Vickery, Bellata
2012 6.32 10.41 Sicot 74BRF John Cameron, Bongeen
2011 5.09 7.11 Siokra V-18BRF David Ronald, Spring Ridge
2010 2.97 4.81 Sicot 74BRF Stewart Hayllor, Dalby
2009 5.10 9.45 Sicot 71BRF David Ronald, Spring Ridge
2008 4.60 6.12
2007 4.19 6.47
2006 2.34 3.15
2005 3.49 4.66
2004 2.75 6.06
2003 4.73 8.53
2002 2.76 3.54
2001 2.74 4.60
2000 3.45 5.20
1999 4.87 8.30
1998 5.62 8.92
1997 3.32 5.35
General guide only; not comprehensive or specific technical advice. Circumstances vary from farm to farm. To the fullest extent permitted by law, CSD expressly disclaims all liability for any loss or damage arising from reliance upon any information, statement or opinion on this website or from any errors or omissions on this website.