All Lab pieces
A concept by Patrick Bushe Developed & drawn into this page by Claude (AI) Concept  ·  not a farm program  ·  rough numbers

The Machine
Ring

A new top-size combine now lists for about $1 million, and on most farms it works a handful of weeks a year. This page argues for sharing it across a ring of farms and letting it follow the harvest north, the way German farmers have shared machines for decades and American wheat crews already travel. It also takes the other side seriously: a 30-year-old combine can cost $20,000, and for many farms that still wins.

The chain of the argument: combine prices keep climbing while farm income falls → a farm-owned combine sits in the shed most of the year → its price gets spread over very few acres → crops ripen from south to north over months, and custom crews already ride that wave → more than 192,000 German farms belong to machinery rings that share equipment → so book a shared fleet by ripeness, spread a $1 million machine over many farms’ acres, and be honest about where old iron is still the cheaper answer.

Please read this first

This is a concept, not a program you can join. The combine price, the Iowa custom rates and the German ring numbers were checked in November 2026 and are linked at the bottom. The cost-per-acre chart uses my own rough rule, 15% of a machine’s price a year for wear, interest and insurance, and the harvest calendar is an illustration; your own numbers will differ. Not financial advice.

Start here

The whole idea, in plain English

No farming knowledge needed. Read this part and you’ll understand the entire page.

A combine is the machine that harvests grain. It cuts the crop, separates the grain and fills a tank, all in one pass. The biggest new ones now list for about a million dollars, and a 2026 news story about that price spread on r/farming while farm income was falling.

Farmers pushed back, and they had a point. The top comments said you can find a 1990s combine for about $20,000, and plenty of farms still run machines from the ’80s and ’90s that paid for themselves long ago. Nobody is forced to buy the million-dollar one.

But a combine on one farm mostly waits. Corn and soybeans in Iowa come off over a few weeks in the fall. The rest of the year the machine sits in a shed. Whatever it cost, that cost lands on the few acres it cuts.

Crops don’t ripen all at once. Wheat is ready in Texas in late spring and in the Dakotas and Montana by late summer, and corn follows in the fall. American custom harvesting crews already drive north with that wave, cutting other people’s wheat for a fee.

Here’s the redesign. A ring of farms shares a fleet of combines. Machines are booked by when each field is ripe, not by who owns them, and they follow the harvest from south to north. The million-dollar price gets spread over many farms’ acres instead of one. Germany already runs this kind of thing at scale: its machinery rings have more than 192,000 member farms.

And it’s honest about old iron. If a $20,000 combine runs fine on your farm, keep it. The ring only wins where timing and breakdowns hurt: a big farm, a short harvest window, or a machine that quits in the middle of it.

Quick answer

How much does a combine cost?

Anywhere from about $20,000 to about $1 million, or hire one by the acre. Checked November 2026.

Price
The trade-off
New, top size
About $1 million list for the largest new combines (Yahoo Finance, 2026).
The newest tech and the least downtime, spread over few acres if one farm owns it.
Old, 1990s
About $20,000 for a 1990s machine like a John Deere 9600, according to farmers on r/farming.
Paid off long ago, but smaller, slower, and a breakdown at harvest can cost more than the machine.
Hire by the acre
About $44 an acre to combine corn and $42 for soybeans, Iowa State’s custom rate survey averages.
No machine to own, but you wait your turn when everyone’s crop is ready at once.

Sources: Yahoo Finance on $1 million combines · Iowa State Extension, Iowa Farm Custom Rate Survey · the r/farming thread

The premise · a machine bought for a few weeks

A combine’s cost doesn’t care how much it works. It loses value every year, the loan charges interest every month, and the insurance bill comes either way. Spread that over the acres it cuts and a machine that works a few weeks on one farm ends up expensive per acre, even before fuel and repairs.

Farmers have three ways around it, and all of them are already in use. Buy old and fix it yourself. Hire a custom crew by the acre and hope they reach you in time. Or share. In Germany and Austria, machinery rings, Maschinenringe, match farms that have spare machine time with farms that need it; Maschinenringe Deutschland says it serves more than 192,000 member farms. In the US, sharing mostly happens between neighbors and relatives, and through custom harvesters who follow the wheat.

This page asks what it would take to make sharing the normal answer for the most expensive machine on the farm.

~$1M
list price of the largest new combines (2026)
~$20K
what farmers say a 1990s combine sells for
~$44
per acre to hire corn combining in Iowa
192,000+
German farms in machinery rings

M‑1 One combine’s year, owned vs shared

Illustration · dates move with the year and the weather
JANFEBMARAPRMAYJUNJULAUGSEPOCTNOVDEC OWNED BY ONE FARM CORN + SOY IN THE SHED · ABOUT 45 WEEKS ~7 WEEKS OF WORK SHARED BY A RING TX · OK KANSAS NEB · SD ND · MT CORN BELT WHEAT, MOVING NORTH CORN + SOY IN THE SHED, SERVICED ~24 WEEKS OF WORK, TRAVEL BETWEEN STOPS WHEAT CREWS START IN TEXAS IN LATE SPRING AND WORK NORTH THROUGH THE SUMMER; CORN AND SOYBEANS COME OFF IN THE FALL. WEEKS ARE AN ILLUSTRATION. A COMBINE MOVING BETWEEN WHEAT AND CORN NEEDS A DIFFERENT HEADER FOR EACH CROP.
M‑1. The farm-owned combine works one window and waits out the rest. The shared one starts with the first ripe wheat in the south, moves north with the season, and finishes in the Corn Belt in the fall, so the same machine cuts several farms’ crops instead of one. The weeks are a drawing of the idea, not a real schedule.

M‑2 What the machine costs per acre

Owning only · my rough rule: 15% of the price a year
$0$20$40$60$80 OWNING COST PER ACRE CUT HIRE A CREW: ~$44/ACRE ALL IN NEW $1M · ONE FARM 2,000 ACRES A YEAR ~$75 NEW $1M · A RING 10,000 ACRES A YEAR ~$15 OLD $20K · ONE FARM 2,000 ACRES A YEAR ~$1.50 + REPAIRS, PARTS HUNTS AND BREAKDOWNS IN THE MIDDLE OF HARVEST OWNING ONLY: 15% OF THE PRICE A YEAR FOR WEAR, INTEREST AND INSURANCE (MY RULE OF THUMB) · FUEL, LABOR AND REPAIRS NOT INCLUDED
M‑2. The same million-dollar machine costs a fifth as much per acre when it cuts five times as many acres. The old combine is cheapest of all on paper, which is the farmers’ point; what it costs shows up as repairs and lost days instead. The custom-hire line is an all-in price (machine, fuel and operator), so it isn’t the same kind of number as the bars; it’s there for scale.

M‑3 Who already shares, and how

Checked November 2026
How it works
What to borrow
German machinery rings
Local rings match farms with spare machine time to farms that need it, and arrange help when a farmer is sick. More than 192,000 member farms (Maschinenringe Deutschland).
A neutral booker that isn’t a dealer or a neighbor, with set rates per hour or acre.
US custom harvesters
Crews with their own combines start in Texas in late spring and cut wheat north into the Dakotas and Montana, paid by the acre.
The route. A machine that moves with the harvest works far more weeks.
Hire by the acre
About $44 an acre for corn and $42 for soybeans in Iowa State’s custom rate survey.
A public price list. Rings need one so members trust the rates.
Old iron
Farmers on r/farming run combines from the ’80s and ’90s; a 1990s machine can go for about $20,000.
Nothing to fix here. For many farms this is already the cheapest answer.

The pattern: the pieces exist, the German booking system and the American route. The Machine Ring puts them together for the most expensive machine on the farm.

The design · five rules

The honest catch

Everyone’s crop is ready at the same time. Neighbors in one county harvest in the same week. Sharing only works if the ring spans enough distance, or enough crops, that the machines can move between ripe fields.

Waiting costs money. A field that gets cut a week late can lose grain to weather. Farmers buy their own combine partly so they never wait. The ring has to prove it shows up on time.

Moving a combine isn’t free. It travels by truck, the header comes off, and wheat and corn need different headers. Fuel, permits and driver time all go on the bill.

Old machines are cheap. On a smaller farm, a $20,000 combine and a good mechanic beat any sharing plan. The ring is for the farms where a million-dollar machine is the only kind that keeps up.

The 15% rule is mine. Real ownership costs depend on the loan, the trade-in value and the tax rules. Extension machinery cost guides walk through the full math.

The whole idea, in one line

A million-dollar machine shouldn’t sit in a shed 45 weeks a year. Let it follow the harvest north, and let the farms that still win with old iron keep it.