One of the largest undeveloped gold deposits in Canada: PEA projected life of mine ("LOM") payable production of 6.8 million ounces of gold ("Au") over 20 years Significant production and high margins: 544koz annual average Au production at all in sustaining costs ("AISC")1 of US$569/oz2 Au for the first five full years of production Robust economics: C$3.37 billion post-tax net present value at a 5% discount rate ("NPV5%") at US$2,150/oz Au, increasing to C$6.80 billion at US$3,150/oz Au3, Compelling returns with significant leverage to gold: 25% post tax internal rate of return ("IRR") at US$2,150/oz Au, increasing to 37% at US$3,150/oz Au Rapid payback of initial capital expenditures: C$1.7 billion initial capital paid back over 2.7 years at US$2,150/oz Au, decreasing to 2.1 years at US$3,150/oz Au Gaining momentum: Fieldwork and engineering studies are underway on site to inform future technical studies, alongside extensive regional exploration and drilling aimed at complementary, district-scale discovery. VANCOUVER, BC / ACCESS Newswire / June 23, 2025 / SNOWLINE GOLD CORP. (TSXV:SGD)(OTCQB:SNWGF) (the "Company" or "Snowline") is pleased to announce results from its Preliminary Economic Assessment ("PEA" or the "Study") for its Valley gold deposit ("Valley") on its 100%-owned Rogue Project in Canada's Yukon Territory. The PEA is a conceptual study of the potential economic viability of Valley's mineral resources and the first economic assessment of any kind on the broader Rogue Project.