SINGAPORE, Dec 20 (Reuters) - Asia"s front-month crack for 0.5% very low-sulphur fuel oil (VLSFO) rose on Monday, buoyed by tighter regional supplies. The front-month VLSFO crack climbed to $15.39 per barrel against Dubai crude during Asian trading hours, compared with $15.28 per barrel on Friday. Cash premiums for Asia"s 0.5% VLSFO , however, dipped to $16.66 a tonne to Singapore quotes, down from $17 per tonne at the end of last week. Meanwhile, Asia"s cash differentials for 380-cst high sulphur fuel oil (HSFO) were at a premium of $2.26 per tonne to Singapore quotes on Monday, compared with $2.55 a tonne in the previous session. GASOIL CRACKS - Asia"s gasoil refining profit is on track to jump around 30% this year and expected to climb further in 2022, as the regional market shrugs off the worst of the COVID-19 pandemic with India and China driving demand. - The rapidly spreading Omicron coronavirus variant has led some countries to reimpose lockdown measures, but traders and analysts expect overall fuel demand to continue recovering, albeit more slowly than expected earlier. WINDOW TRADES - One VLSFO trade, no HSFO deals - Trafigura sold a 40,000-tonne VLSFO cargo to Gunvor at a discount of $2 per tonne to balance December Singapore quotes. OTHER NEWS - Australia has raised its outlook for mining and energy export earnings to a record A$379 billion ($272 billion) for the current fiscal year as coal and gas shortages in China and Europe pump up prices, the government said on Monday. read more - Oil prices slumped more than 3% on Monday as surging cases of the Omicron coronavirus variant in Europe and the United States stoked investor worries that new mobility restrictions to combat its spread could hit fuel demand. ASSESSMENTS FUEL OIL CASH ($/T) ASIA CLOSE Change % Change Prev Close RIC Cargo - 180cst 399.02 -19.39 -4.63 418.41 Diff - 180cst -1.16 0.19 -14.07 -1.35 Cargo - 380cst 395.19 -19.29 -4.65 414.48 Diff - 380cst 2.26 -0.29 -11.37 2.55 Bunker (Ex-wharf)- 380cst 399.00 -19.00 -4.55 418.00 Bunker (Ex-wharf) Premium 3.81 0.29 8.24 3.52 For a list of derivatives prices, including margins, please double click the RICs below. Brent M1 180cst M1 180cst M1/M2 180cst M2 Visco M1 Visco M2 380cst M1 380cst M1/M2 380cst M2 Cracks 180-Dubai M1 Cracks 180-Dubai M2 East-West M1 East-West M2 Barges M1 Barges M1/M2 Barges M2 Crack Barges-Brent M1 Crack Barges-Brent M2 Reporting by Koustav Samanta; Editing by Sherry Jacob-Phillips