Poorly trained recruits contribute to loss of Ukrainian territory on eastern front, commanders say

Adding to Ukraine’s woes are Russia’s huge advantage in manpower and its willingness to accept staggering losses in return for capturing small objectives

Do we even have reliable casualty numbers for the Russians (i.e. that don't come from Ukrainian reports) or is this just the usual 'Russians have no regard for human life and rely on human wave tactics' trope

Edit:

The offensive has also come at a huge cost to Moscow, with an estimated 70,000 troops lost in two months, according to the U.K. Defense Ministry which posted the projection last month on X

That explains that I guess