The Bullvine

The Man on the Sofa: Remembering Dave Burket Sr., the Quiet Visionary Who Changed the Holstein Breed Forever
There's a sofa in a barn office in Martinsburg, Pennsylvania, that thousands of cattle people know by heart. Not because of the sofa itself — it was n […]
From Parkinson’s Cell Therapy to 1,000 Sorters: How STgenetics’ Hidden Hardware Changed Sexed Semen
The same engineering trusted to run over 1,000 industrial sorters behind SexedULTRA 4M is now being trusted to purify cells for a human brain to treat […]
The 11‑Day Vaccine Shift: From Dry‑Off Tax to 1,500‑lb Sensor Edge
A University of Georgia study proves what your rumination curves are already showing: convenient dry‑off routines cost mature cows 1,200–1,500 lb — an […]
The $333M Processor Rush: Why Rod Hissong Wins While Pool Farms Get the 30-to-1 Gap
Processor math reveals the brutal truth: If you aren't in the direct-supply lane, you're likely financing someone else's expansion. Executive Summary: […]
$18.95 Milk, 12 lb Gone Per Cow Per Day: The Leaky‑Gut Cost Hiding in Your Transition Pen
One barrier failure diverts 2 kg of glucose per day to the immune system — and no ration fix claws it back while inflammation persists. Executive Summ […]

Nicolas Demers (1983–2026): The Farmer Who Always Showed Up A snowmobile accident on a federation trail in Saint-Irène has taken one of La Matapédia's most beloved agricultural figures. Nicolas Demers was 43 years old. On the afternoon of March…
From Parkinson’s Cell Therapy to 1,000 Sorters: How STgenetics’ Hidden Hardware Changed Sexed Semen The same engineering trusted to run over 1,000 industrial sorters behind SexedULTRA 4M is now being trusted to purify cells for a human brain to treat Parkinson’s disease. Executive Summary: Japan…
The $360 DPR Mistake: Why +950 NM$ Holstein Bulls Bleed Pregnancies in Arizona Heat One DC305 report, a 15-point Preg‑by‑150 gap — and the realization that +950 NM$ Holstein bulls were bleeding pregnancies in Arizona heat. Executive Summary: A large Arizona Holstein freestall used DC305…
The $575,000 Dairy Exit Gap: How 5 Dairy Farmers Got Out While They Were Still Winning Five dairy operations exited on their own terms. They all wish they'd done it sooner. The equity gap between a strategic dispersal and a forced one can run past half…
Holstein Inbreeding Hit 9.99%. Birkstead and North Florida Found Two Ways to Stop the $100-Per-Cow Leak. Holstein inbreeding hit 9.99%. Birkstead and North Florida took opposite paths to slash a $60–$ 100-per-cow leak without sacrificing genetic progress. Executive Summary: Holstein heifers born in 2024 now average 9.99%…

140M Pounds in 45‑Inch Stalls: Why +Stature Sires Don’t Always Pay
Holstein USA widened the stature scale. Most barns didn't. Here's the milk you're leaving on the lunge box. E513 140M Pounds […]
From 35 Cows to a WDE Grand Champion: 4 Breeders Using Sales, Embryos & Presentation to Make Registered Holsteins Pay
Before you clip another sale animal, four breeders from Pennsylvania's marketing panel want you to think hard about which cow […]
Canada’s 20 Most-Used Holstein Sires: 96th Percentile LPI, Yet Only 31st Percentile Fertility
Canada’s 20 most-used Holstein sires average 96th percentile LPI — and only 31st percentile where it costs you cows: fertilit […]
The Classifier Behind Eight EX‑97s: Bruno Jubinville’s Lifetime Crusade for Balance
In 1997, Bruno Jubinville couldn’t order coffee in English — but he could read a cow. Today, his balance‑first gospel is shap […]
The 3‑Lactation Trap: Are $3,010 Heifers Pushing You Toward Beef Checks Instead of Five‑Lactation Cows?
You say you love five‑lactation cows. Your numbers say three. Is your beef‑on‑dairy program and pen crowding killing your “ol […]

To-Mar Blackstar: The One-Embryo Holstein Sire Behind 15.8% of Today’s DNA – and the Genetic Debt in Your Herd One farm ET that barely penciled out. Four decades later, the bull from that flush shapes 60% of Select’s lineup — and your herd’s inbreeding curve. E502 To-Mar Blackstar: The…
Ed Bos Picked the Same Traits for 50 Years. A Million-Cow Study Just Proved He Was Right — by $2,678 Per Cow. Before your next semen order, read this: the traits adding $2,678 per cow aren't the ones on the show posters. E498 Ed Bos Picked the Same Traits for 50 Years.…
5 Backup Bulls Nobody Wanted That Rewrote the Holstein Breed Five “backup” bulls nobody wanted now shape most Holstein pedigrees. At 9.99% inbreeding, your next 15–20% sire choice will decide how your herd survives. E508 5 Backup Bulls Nobody Wanted…
From 1,810 Dairy Farms to 18: How North Dakota’s Processing Collapse Cornered the Holle Family – and Could Corner You You can’t breed your way to cheaper diesel.” North Dakota did the math, lost 1,792 dairies, and left one 1,000‑cow family asking what to do next. E488 From 1,810 Dairy…
The Classifier Behind Eight EX‑97s: Bruno Jubinville’s Lifetime Crusade for Balance In 1997, Bruno Jubinville couldn’t order coffee in English — but he could read a cow. Today, his balance‑first gospel is shaping barns from Quebec to Brazil. E510 The Classifier…