Carlog Cattle Co. logoCarlog Cattle Co.Fullblood Wagyu · Colorado
Carlog Cattle Co. ranch — Colorado high-country valley at sunset

Rocky Mountain Ranch · Collbran, Colorado · Fullblood Japanese Black Wagyu

★ Home to genetics ranking in the world's Top 2%

The genetics we breed.
The beef you taste.

Carlog Cattle Co. raises 100% Fullblood Japanese Black Wagyu in the Colorado high country — documented, dual-registered bloodlines with animals ranking in the top 2% of the breed. Live animals on the ground now — breeding stock, semen & embryos, shippable nationwide. No auction required.

Fullblood Japanese Black Wagyu herd and calves on green Colorado pasture at dusk
On the ground now · Shippable nationwide

Elite Fullblood genetics, ready to build on.

Documented, dual-registered sires and donor females — plus a new 2026 calf crop with first genomic WBVs. The bloodlines serious programs are built on, available direct. No auction required.

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100% Fullblood · DNA-verified Dual-registered · AUWA + AWA Family ranch · Collbran, CO Ranch-direct · no auctions Ships nationwide

Elite from the first evaluation

Genetics that speak for themselves

Our 2026 heifers entered the AWA system with first genomic Wagyu Breeding Values at the very top of the Fullblood breed — three of them ranking in the top 3% for index or marbling. Proof the Carlog program is producing elite genetics, not chasing them. All on the ground now.

CARF26XNP — top 2026 Fullblood Wagyu heifer, BFI +613, Top 5% of the breed Top 2% BFI
BFI +613
Top 2% of the Fullblood breed

Sunny Ayame NP

CARF26XNP · a Sunnyside Q0540 daughter — BFI +613 in the Top 2% of the breed, with a Top 2% eye-muscle area. A higher BFI than our flagship herd sires.

CARF26X4PF — 2026 Fullblood Wagyu heifer, Marble Score 3.7, elite marbling Top 2% Marble Score
3.7 Marble Score
Top 2% of the Fullblood breed

Sunny Hoshi 4PF

CARF26X4PF · a Sunnyside Q0540 daughter — a 3.7 Marble Score in the Top 2% of the breed, with a Top 2% eye-muscle area and Top 4% BFI.

CARF26X234PF — 2026 Fullblood Wagyu heifer, BFI +582, Top 3% of the breed Top 3% BFI
BFI +582
Top 3% of the Fullblood breed

Sakura 234PF

CARF26X234PF · a Lonestar daughter out of the M6 Ranch 234K cow — BFI +582 in the Top 3% of the breed, with a Top 10% carcass weight. Our second-highest-indexing calf.

Where to start

Build your herd, or stock your freezer

Our focus is elite Fullblood genetics — live animals, semen, and embryos, available direct. Ranch-direct Wagyu beef, too.

The Wagyu Guide

Know what you're buying

Straight answers from a working Fullblood Wagyu ranch — what Wagyu actually is, how it's graded, how the genetics work, and how to cook it. No hype, no reseller spin.

See all guides

One ranch, one standard

The genetics prove the beef. The beef proves the genetics.

We don't run a feedlot and we don't broker someone else's cattle. Every animal we sell — as breeding stock or as beef — comes from the same fullblood Japanese Black program we've documented bloodline by bloodline.

That's the Carlog promise on both sides of the ranch: a breeder gets genetics with a proven, traceable pedigree, and an eater gets beef from those exact bloodlines. Same cattle, same standard, raised by the people whose name is on the box.

Read our story

Ranch photo here
Carlog Cattle ranch valley and pastures in Collbran, Colorado
Marbled Fullblood Wagyu steaks searing over open fire
The same bloodlines · On your plate

Marbling you can see.
Flavor you won't forget.

When you're ready to taste it: Fullblood Wagyu beef by the quarter, half, or whole — raised, finished, and shipped by the ranch whose name is on the box.

Shop the Wagyu beef
Fullblood Japanese Black Wagyu calf raised at Carlog Cattle Co., Collbran Colorado
Born & raised in the Rockies

Every generation better than the last.

Why Carlog

What sets the ranch apart

100% Fullblood

Genuine Japanese Black, not a Wagyu-Angus cross — with the pedigree to prove it.

Documented genetics

Every animal traces to elite, fully recorded bloodlines. Transparency throughout.

Rocky Mountain-raised

Born, raised, and finished by us in the clean high country of the Colorado Rockies — the place is part of what you taste.

Ranch-direct

No feedlot, no broker. You buy straight from the people who raise the cattle.

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First access to Wagyu drops & ranch news

Our beef shares and breeding stock sell out fast. Get on the list and you'll hear it here first — new availability, calf and herd updates, plus recipes and how we cook it.

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