He has been given 69kg.

Regina Coeli is next in the weights with 67.

The Pat Hyland-trained King Triton (65kg), and Dhaafer (64.5kg), Jervois (64.5kg) are the only others among the 12 nominations.

This will be the biggest weight the US-bred and Eric Musgrove-trained Thubiaan has carried.

He won the Von Doussa Steeplechase at Oakbank in early April with 66.5kg and then at his latest outing won the Briery Steeplechase at Warrnambool with 68kg.

Musgrove also has the equal top weight in the $100,000 Australian Hurdle, 3400m, with Urban Explorer.

He shared 69kg with Patrick Payne's Fieldmaster.

Ballarat's Beer Garden has been given 66kg, while his Dan O'Sullivan stablemate Tuscan Fire is on the bottom of the weight scale with 54kg.

WEIGHTS

Australian Steeplechase: Thubiaan (trained by Eric Musgrove) 69kg, Regina Coeli (Ciaron Maher) 67kg, King Triton (Pat Hyland) 65kg, Dhaafer (Aaron Purcell) 64.5kg, Jervois (Jarrod McLean) 64.5kg, Dumosa (Barry Brook) 64kg, Back In Black (John Steffert) 64kg, Valediction (Gai Waterhouse) 64kg, Undergroundfighter (Tony Rosolini) 64kg, Divi Filius (Aaron Purcell) 64kg, Trenchtown (Eric Musgrove) 64kg, Rabbuka (Eric Musgrove) 64kg

Australian Hurdle: Urban Explorer (Eric Musgrove) 69kg, Fieldmaster (Patrick Payne) 69kg, Stand To Again (Bob Challis) 68.5kg, Beer Garden (Dan O'Sullivan) 66kg, Zuhayr (Tony Rosolini) 65.5kg, Tuscan Fire (Dan O'Sullivan) 64kg, Back In Black (John Steffert) 64kg, About The Journey (Eric Musgrove) 64kg, Arch Fire (Robert Smerdon) 64kg, WaI Not P'Roni (Brett Scott) 64kg, Zataglio (Eric Musgrove) 64kg