The VTR is a low end junker, that is already showing up in gun shows at a reduced price.
2-300 yards in not long distance. It is zeroing distance.
You goal should be 5-600 yards.
Get a model 700 SPS or one of its variants.
Reload with A-Max or V-Max, and you will make your goal with practice, and more.
My Father back in the 60s was doing 800 yard shots with his Sako.
Im darn sure, you should be able to squeak out 5-600 yards.