These two updates from ISW are pretty interesting:
The Kremlin is reportedly no longer offering pardons to convict recruits and is significantly changing the terms of their service, likely in response to the reduction of the pool of convicts suitable for recruitment into Russian force generation efforts.
Bloomberg reported on January 24 that labor shortages in Russia have increased wages in civilian sectors enough to compete with relatively lucrative military salaries, likely making military service even less appealing to Russian citizens.