Carlog Cattle Co. logoCarlog Cattle Co.Fullblood Wagyu · Colorado

Shippable genetics

Semen & embryos, no auction required.

The fastest, lowest-risk way to bring Carlog bloodlines into your herd — fully registered, shipped to your door or your vet.

Lonestar RSTF23U228
Lonestar RSTF23U228 — Fullblood Wagyu herd sire, semen available

Available now · Semen

Lonestar RSTF23U228

Our flagship herd sire and the one bull whose semen we currently offer. Elite marbling genetics, a world-class index, and the phenotype to back it up.

Conventional straws available now; sexed semen by request. Fully AWA-registered with pedigree and data provided.

Embryo program

Full-sibling embryos, on request

We flush our top donor dams to our best sires. Embryos from documented elite pairings are available periodically — get on the list and we'll match you to the cross that fits your program.

Conventional Semen
Lonestar

Conventional Straws

Ready to ship in vapor shipper to your vet or AI tech, nationwide.

Inquire
Sexed Semen
Lonestar · by request

Female-Sexed

Tilt the odds toward replacement females from our flagship sire.

By request
IVF / Flush Embryos
Elite pairings

Embryos

Documented fullblood embryos from top donor pairings, as available.

Waitlist

How it works

Pasture to your program

01 · Inquire

Tell us your goals and we'll recommend the cross or straws that fit.

02 · Paperwork

Full AWA registration, pedigree, and data transfer with every sale.

03 · Ship

Semen and embryos ship in a vapor shipper, nationwide, to your vet or tech.

04 · Breed

We're available for questions through breeding and beyond.

Get started

Bring Carlog bloodlines home.

Tell us what you're building and we'll get you the right genetics.