Commodity ratio · live
Cotton to Polyethylene Ratio
The cotton to polyethylene ratio is 1.507 — Cotton at $1.87 per kilogram divided by Polyethylene at $1.24 per kilogram.
Polyethylene is quoted in CNY, so that leg is converted to US dollars at the live mid-market rate before dividing; cotton is quoted per pound and polyethylene per metric ton, so both are restated per kilogram first. Dividing the two quotes as published would be out by exactly that much.
Prices as of Sep 21, 2026, 11:22 PM UTC. Change either side of the calculator to price any other pair from 170+ commodities.
Cotton to Polyethylene ratio
1.000 kg of cotton = 1.507 kg of polyethylene
Inverse (POL/CT): 0.6636 — one kilogram of polyethylene buys that much cotton.
Cotton
$1.87
per kilogram
Polyethylene
$1.24
per kilogram
quoted CNY 8,324.00 per Metric Ton
Unit basis: USD per kilogram ÷ USD per kilogram. Both legs are priced in US dollars per kilogram, so the dollars and the kilograms cancel and the result is a plain unitless number. Prices as of Mon, 21 Sep 2026 23:22:49 GMT.
Prices on this page are delayed by up to 15 minutes. For real-time rates, use the CommodityPriceAPI.
Polyethylene is quoted in CNY, so that leg is converted to US dollars at the live mid-market rate before dividing; cotton is quoted per pound and polyethylene per metric ton, so both are restated per kilogram first. Dividing the two quotes as published would be out by exactly that much.
The chart and range statistics need a daily CNY to US dollar rate to put both legs on one currency across the year. That rate is unavailable right now, so only the live ratio is published — an old price converted at today's rate would draw currency moves as commodity moves.
Cotton to Polyethylene ratio charts
Pick a range once — it applies to the CT/POL ratio line, the OHLC candles and the Cotton / Polyethylene price chart below.
CT/POL ratio line
How many kg of Polyethylene one kg of Cotton buys, over 1Y.
The chart and range statistics need a daily CNY to US dollar rate to put both legs on one currency across the year. That rate is unavailable right now, so only the live ratio is published — an old price converted at today's rate would draw currency moves as commodity moves.
CT/POL ratio candles
Open, high, low and close of the CT/POL ratio for each period in the last 1Y.
The chart and range statistics need a daily CNY to US dollar rate to put both legs on one currency across the year. That rate is unavailable right now, so only the live ratio is published — an old price converted at today's rate would draw currency moves as commodity moves.
Cotton and Polyethylene prices
Both legs of the ratio on their own axes, so you can see which one moved over 1Y.
The chart and range statistics need a daily CNY to US dollar rate to put both legs on one currency across the year. That rate is unavailable right now, so only the live ratio is published — an old price converted at today's rate would draw currency moves as commodity moves.
How to calculate the cotton to polyethylene ratio
Cotton to Polyethylene ratio = Cotton price in USD per kilogram ÷ Polyethylene price in USD per kilogram
Both legs are priced in US dollars per kilogram, so the dollars and the kilograms cancel and the result is a plain unitless number.
Polyethylene is quoted in CNY, so that leg is converted to US dollars at the live mid-market rate before dividing; cotton is quoted per pound and polyethylene per metric ton, so both are restated per kilogram first. Dividing the two quotes as published would be out by exactly that much.
Worked example, live prices: $1.87 per kilogram ÷ $1.24 per kilogram = 1.507. The inverse is 0.6636.
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 | 4330.27 |
| 2 | XAG | Silver | 65.83 |
| 3 | WTIOIL-FUT | Crude Oil WTI Futures | 91.57 |
| 4 | BRENTOIL-FUT | Crude Oil Brent Futures | 100.17 |
| 5 | NG-FUT | Natural Gas Futures | 2.92 |
| 6 | PL | 1819.82 | |
| 7 | PA | 1298.70 |
Frequently asked questions
What is the cotton to polyethylene ratio today?
The cotton to polyethylene ratio is 1.507 — Cotton at $1.87 per kilogram divided by Polyethylene at $1.24 per kilogram, from live mid-market prices. Both figures are US dollars per kilogram, converted at the live mid-market FX rate.
How do you calculate the cotton to polyethylene ratio?
Divide the cotton price per kilogram by the polyethylene price per kilogram. Both legs are priced in US dollars per kilogram, so the dollars and the kilograms cancel and the result is a plain unitless number.
What is the inverse of the cotton to polyethylene ratio?
The inverse, polyethylene to cotton, is 0.6636 — how many kilograms of cotton one kilogram of polyethylene buys.