Commodity ratio · live

Phosphate Rock to Potato Ratio

The phosphate rock to potato ratio is 108.9 Phosphate Rock at $152.50 per Metric Ton divided by Potato at $1.40 per 100 Kilogram.

Prices as of Aug 24, 2026, 11:17 AM UTC. Change either side of the calculator to price any other pair from 170+ commodities.

Metric Ton

Phosphate Rock to Potato ratio

108.9

1.000 T of phosphate rock = 108.929 100 Kg of potato

Inverse (POTATO/PR): 0.009180 — one 100 Kilogram of potato buys that much phosphate rock.

Phosphate Rock

$152.50

per Metric Ton

Potato

€1.40

per 100 Kilogram

Unit basis: USD per Metric Ton ÷ EUR per 100 Kilogram. The ratio reads as 100 Kilograms of potato per Metric Ton of phosphate rock. Prices as of Mon, 24 Aug 2026 11:17:30 GMT.

These two commodities are quoted in different currencies (USD and EUR). The figure above is a raw quote ratio and is not FX-adjusted.

Phosphate Rock to Potato ratio charts

Pick a range once — it applies to the PR/POTATO ratio line, the OHLC candles and the Phosphate Rock / Potato price chart below.

One of these commodities only updates monthly, so short ranges are unavailable.

PR/POTATO ratio line

How many 100 Kg of Potato one T of Phosphate Rock buys, over 1Y.

No overlapping history for PR/POTATO over 1Y. Try a longer range.

PR/POTATO ratio candles

Open, high, low and close of the PR/POTATO ratio for each period in the last 1Y.

No overlapping history for PR/POTATO over 1Y. Try a longer range.

Phosphate Rock and Potato prices

Both legs of the ratio on their own axes, so you can see which one moved over 1Y.

How to calculate the phosphate rock to potato ratio

Phosphate Rock to Potato ratio = Phosphate Rock price per Metric Ton ÷ Potato price per 100 Kilogram

The two legs use different units, so the result is a rate — 100 Kilograms of potato per Metric Ton of phosphate rock — rather than a plain count.

Worked example, live prices: $152.50 ÷ $1.40 = 108.9. The inverse is 0.009180.

Live prices behind the ratio

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Frequently asked questions

What is the phosphate rock to potato ratio today?

The phosphate rock to potato ratio is 108.9 — Phosphate Rock at $152.50 per Metric Ton divided by Potato at $1.40 per 100 Kilogram, from live mid-market prices.

How do you calculate the phosphate rock to potato ratio?

Divide the phosphate rock price per Metric Ton by the potato price per 100 Kilogram. If the two units differ, the result is a rate rather than a plain count — read it as 100 Kilograms of potato per Metric Ton of phosphate rock.

What is the inverse of the phosphate rock to potato ratio?

The inverse, potato to phosphate rock, is 0.009180 — how many Metric Tons of phosphate rock one 100 Kilogram of potato buys.

Phosphate Rock to Potato Ratio — 108.9 Today | CommodityPriceAPI