Extreme Spread in Hunting Ammo: Why It Matters

June 13, 2025
Greg Ray

When it comes to hunting, precision is more than a luxury—it's a necessity. Whether you're lining up on a bull elk at 400 yards or a whitetail at 150, Extreme Spread (ES) in your ammunition can mean the difference between a clean kill and a wounded animal. This article breaks down what ES is, how it affects hunting accuracy, and why selecting the right ammo makes all the difference.

What Is Extreme Spread?

Extreme Spread is the difference in muzzle velocity between the fastest and slowest rounds in a group, typically over 10 shots. For example:

  • Fastest shot: 2,782 feet per second
  • Slowest shot: 2,753 feet per second
  • Extreme Spread (ES): 29 fps

Shooters often refer to this number when assessing the quality and consistency of their ammo. The smaller the ES, the more predictable your shot placement will be—especially at extended distances.

Why Extreme Spread Matters to Hunters

Consistency Affects Vital Zone Accuracy
  • At distances beyond 300 yards, even small velocity differences can cause shots to land high or low on the target.
  • A shot that’s off by just a few inches can result in a miss, or worse, a wounded animal.
Predictable Ballistics Lead to Better Ethics
  • Hunters strive for ethical shots. Tight ES values help ensure bullets hit exactly where you aim.
  • It’s not about perfection—it's about predictability in real-world hunting conditions
  • Handloading can minimize ES, but many hunters don't have the time or desire to do it.
  • Today’s match-grade factory ammo can deliver near-handload performance right out of the box.

Field-Test Setup

In the video, the Outdoor Solutions team tested factory ammunition to assess ES under real hunting conditions using:

Extreme Spread Results

Group         Extreme Spread (fps)         Group Size (MOA)

Group 1      29fps                                   1.13 MOA

Group 2      28fps                                    .89 MOA

What These Numbers Mean

  • ES under 30 fps is excellent for factory match-grade ammo.
  • Group sizes under 1 MOA reflect high accuracy over a 10-round string.
  • Such performance ensures reliable shot placement for ethical hunting at extended distances.

Why Choose Federal Premium for Hunting

Outdoor Solutions has worked with Federal Premium since 2006—their longest-standing industry partner. Here’s why:

  • Consistent Results: Tight ES values mean you can trust every shot.
  • Versatility: Federal offers proprietary bullets and loads from trusted brands like Barnes, Hornady, and Sierra.
  • Proven Track Record: Thousands of hunters rely on Federal across all environments and game types.

Learn more at federalpremium.com

Final Thoughts: Make Every Shot Count

Hunters may not always be long-range competitors, but we share the same goal: accuracy that you can count on. Extreme Spread is more than a number—it’s a reflection of your ammo’s ability to deliver results under pressure.

If you're not into handloading but still demand tight groups and consistent performance, the combination of what we used for this testing without a doubt will deliver the results you are looking for. Federal Premium ammunition, a custom rifle from Allterra Arms, Optics from Zeiss and a Dead Air suppressor provides confidence you can carry into the field.

Related Resources for Hunters

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