Commodity ratio · live
Cotton to Phosphate Rock Ratio
The cotton to phosphate rock ratio is 0.005836 — Cotton at $0.8900 per Pound divided by Phosphate Rock at $152.50 per Metric Ton.
Prices as of Aug 24, 2026, 11:15 AM UTC. Change either side of the calculator to price any other pair from 170+ commodities.
Cotton to Phosphate Rock ratio
1.000 Lb of cotton = 0.005836 T of phosphate rock
Inverse (PR/CT): 171.3 — one Metric Ton of phosphate rock buys that much cotton.
Cotton
$0.8900
per Pound
Phosphate Rock
$152.50
per Metric Ton
Unit basis: USD per Pound ÷ USD per Metric Ton. The ratio reads as Metric Tons of phosphate rock per Pound of cotton. Prices as of Mon, 24 Aug 2026 11:15:23 GMT.
Cotton to Phosphate Rock ratio charts
Pick a range once — it applies to the CT/PR ratio line, the OHLC candles and the Cotton / Phosphate Rock price chart below.
CT/PR ratio line
How many T of Phosphate Rock one Lb of Cotton buys, over 1Y.
No overlapping history for CT/PR over 1Y. Try a longer range.
CT/PR ratio candles
Open, high, low and close of the CT/PR ratio for each period in the last 1Y.
No overlapping history for CT/PR over 1Y. Try a longer range.
Cotton and Phosphate Rock prices
Both legs of the ratio on their own axes, so you can see which one moved over 1Y.
How to calculate the cotton to phosphate rock ratio
Cotton to Phosphate Rock ratio = Cotton price per Pound ÷ Phosphate Rock price per Metric Ton
The two legs use different units, so the result is a rate — Metric Tons of phosphate rock per Pound of cotton — rather than a plain count.
Worked example, live prices: $0.8900 ÷ $152.50 = 0.005836. The inverse is 171.3.
The flagship commodity ratios
Each of these has its own dedicated page with live pricing, a full year of history and range statistics.
Live prices behind the ratio
| # | Symbol | Name | Rate (USD) |
|---|---|---|---|
| 1 | XAU | Gold | 4640.70 |
| 2 | XAG | Silver | 68.90 |
| 3 | WTIOIL-FUT | Crude Oil WTI Futures | 85.69 |
| 4 | BRENTOIL-FUT | Crude Oil Brent Futures | 92.88 |
| 5 | NG-FUT | Natural Gas Futures | 2.78 |
| 6 | PL | Platinum | 1883.84 |
| 7 | PA | Palladium | 1350.90 |
Frequently asked questions
What is the cotton to phosphate rock ratio today?
The cotton to phosphate rock ratio is 0.005836 — Cotton at $0.8900 per Pound divided by Phosphate Rock at $152.50 per Metric Ton, from live mid-market prices.
How do you calculate the cotton to phosphate rock ratio?
Divide the cotton price per Pound by the phosphate rock price per Metric Ton. If the two units differ, the result is a rate rather than a plain count — read it as Metric Tons of phosphate rock per Pound of cotton.
What is the inverse of the cotton to phosphate rock ratio?
The inverse, phosphate rock to cotton, is 171.3 — how many Pounds of cotton one Metric Ton of phosphate rock buys.