---
title: Carbon Calculator - Simple | American Coalition for Ethanol
description: A tool for media, policymakers - anyone new to learning about the factors impacting the Carbon Intensity (CI) of ethanol.
---

![EthanolPlantWinterSunSet](https://ethanol.org/hs-fs/hubfs/Generic%20Photos/Farm%20Images/EthanolPlantWinterSunSet.png?width=300&name=EthanolPlantWinterSunSet.png)

# CI Score at a Glance

A tool for media, policymakers - anyone new to learning about the factors impacting the Carbon Intensity (CI) of ethanol.

![American Coalition for Ethanol](https://ethanol.org/hubfs/Carbon%20Calculators/logo.png)

# Simplified Corn Ethanol Carbon Intensity Calculator

The American Coalition for Ethanol has created this online tool to help ethanol producers and corn producers estimate potential improvements in their carbon footprint, using real-world, up-to-date data.

For a more detailed version of this tool, visit   [Detailed Carbon Calculator](https://ethanol.org/detailed-carbon-calculator?hsLang=en)

### Sample of Factors Impacting the Carbon Intensity of Ethanol

|  | California Outdated CI Score | User Specified CI Score |
| --- | --- | --- |
| Corn yield (bushels/acre) | 166 |   (Enter Farm Average Corn Yield) |
| N2O Emissions from Fertilizer (grams per MJ) | 13.2 | Business as usual (13.2 g/MJ) Enhanced Efficiency Fertilizer (EEF) (10.0 g/MJ) 4R Nitrogen management (7 g/MJ) |
| Penalty for Land Use Change (grams per MJ) | 19.8 | CARB (19.8 g/MJ) GREET default (7.38 g/MJ) GREET with most recent GTAP data (3.71 g/MJ) |
| Credit for Climate Smart Farming Practices (grams per MJ) | 0 | CARB & GREET currently don't credit (0 g/MJ) 10 g/MJ credit |
| Ethanol Yield (gallons/bushel) | 2.882 | Enter ethanol plant ethanol yield (gal/bu) from local ethanol plant |
| Natural Gas Use by Ethanol Plant (Btus per gallon) | 28408 | GREET default (28408 Btus/gallon) 23,000 Btus/gallon |
| Credit for Capture and Sequestration of CO2 (grams per MJ) | 0 | CARB & GREET currently don't credit (0 g/MJ) 15 g/MJ credit 30 g/MJ credit |
| **Total** | ** ** | ****                 **% cleaner than gasoline** |
|  |  | ** / Gallon CI Reduction Value** (at $100/ton Carbon Credit) |
|  |  | ** / Acre CI Reduction Value** (at $100/ton Carbon Credit) |

[Acronym Reference Sheet](https://ethanol.org/hubfs/Carbon%20Calculators/Simple%20Calculator%20Abbreviations%2c%20Acronyms%20and%20Definitions.pdf?hsLang=en)       [Calculator Sponsorship Opportunities](https://ethanol.org/carbon-calculator-sponsors?hsLang=en)

**California GREET Midwest Average**  
**

**   
Grams of CO2 equivalent GHGs per megajoule

**2021 U.S. Department of Energy GREET Midwest Average**  
**

**   
Grams of CO2 equivalent GHGs per megajoule

**User Specified Carbon Intensity**  
**

**   
Grams of CO2 equivalent GHGs per megajoule

### Yields - Corn, Ethanol & Energy

|  |  |  |  |  |  |  |  |  |  | **Carbon Credit $/ton**$ |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Corn, Ethanol and Energy Yield |  | California GREET Default Value | Megajoules/acre |  | DoE GREET Default Value | Megajoules/acre |  | User Specified Value | Megajoules/acre | Megajoules/bushel |
| Corn yield (bushels/acre) |  | 166 |  |  | 178.4 |  |  | (Enter Farm Average Corn Yield) |  |  |
| Ethanol Yield (gallons/bushel) |  | 2.882 |  |  | 2.864 |  |  | Enter Ethanol Plant Ethanol yield (gal/bu) (from local Ethanol plant) |  |  |
| Ethanol Yield (gallons/acre) |  | 478 | 38528 |  | 511 | 41147 |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

### Corn Farming Input Parameters

| Corn Production Fuels & Emissions |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Biodiesel, Renewable Diesel, Ethanol % Blend | Gram GHGs /gal, ft3, kWh | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Fossil Fuel Diesel (gallons/acre) |  | 4.9 | 1.54 |  | 7.22 | 2.13 |  |  |  | 12140 |  |  |  |  |  |
| Bio and Renewable Diesel (gallons/acre and blend %) |  | 0 | 0 |  | 0 | 0 |  |  | 5% 10% 20% 50% 100% |  |  |  |  |  |  |
| E-98 Clear Flame Ethanol Diesel (gallons/acre) | 0 | 0 | 0 | 0 |  |  |  |  |  |  |  |  |  |  |  |
| Ethanol Blended Gasoline (gallons/acre and Ethanol blend %) |  | 1.7 | 1.66 |  | 1.28 | 0.33 |  |  | 10% 15% 30% 85% |  |  |  |  |  |  |
| Natural gas (cubic feet/acre) |  | 174.4 | 0.36 |  | 87.0 | 0.17 |  |  |  | 80 |  |  |  |  |  |
| LPG/Propane (gallons/acre) |  | 2.7 | 0.5 |  | 2.2 | 0.37 |  |  |  | 6965 |  |  |  |  |  |
| Electricity (kilowatt-hour/acre, U.S. Generation Grid average carbon intensity) |  | 17 | 0.21 |  | 69.3 | 0.74 |  |  |  | 439 |  |  |  |  |  |
| **Corn Production Energy Totals** |  |  | 4.25 |  |  | 3.74 |  |  |  |  |  |  |  |  |  |

| Corn Transportation Fuel Emissions |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Biodiesel, Renewable Diesel % Blend | g GHGs /bushel | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Miles one way (Field to Farm Storage) and blend % |  | 10 | 0.73 |  | 10 | 0.37 |  |  | 0% 5% 10% 20% 50% 100% |  |  |  |  |  |  |
| Miles one way (Farm Storage to Ethanol Plant) and blend % |  | 40 | 1.77 |  | 40 | 0.83 |  |  | 0% 5% 10% 20% 50% 100% |  |  |  |  |  |  |
| **Corn Transportation Energy Totals** |  |  | 2.5 |  |  | 1.2 |  |  |  |  |  |  |  |  |  |

| Nitrogen Fertilizer Manufacture and Transportation Emissions |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Gram GHGs per unit N Fertilizer | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Ammonia (lbs.actual Units N/acre) |  | 43.4 | 2.0 |  | 49 | 1.71 |  |  | 1437 |  |  |  |  |  |
| Urea (lbs.actual Units N/acre) |  | 32.2 | 1.8 |  | 36.3 | 1.66 |  |  | 1886 |  |  |  |  |  |
| Ammonium Nitrate (lbs. actual Units N/acre) |  | 2.8 | 0.3 |  | 3.2 | 0.24 |  |  | 3038 |  |  |  |  |  |
| Ammonium Sulfate (lbs.actual Units N/acre) |  | 2.8 | 0.1 |  | 3.2 | 0.12 |  |  | 1588 |  |  |  |  |  |
| Urea Ammonium Nitrate Solutions (28-32% N, lbs.actual Units N/acre) |  | 44.8 | 3.5 |  | 50.5 | 3.27 |  |  | 2661 |  |  |  |  |  |
| Nitrogen in MAP (11-52-0) Fertilizer (lbs.actual Units N/acre) |  | 5.6 | 0.1 |  | 6.3 | 0.29 |  |  | 211 |  |  |  |  |  |
| Nitrogen in DAP (18-46-0) Fertilizer (lbs. actual N/acre) |  | 8.4 | 0.2 |  | 9.5 | 0.5 |  |  | 386 |  |  |  |  |  |
| Soil CO2 Emissions due to Urea N Fertilizer use |  | 0 | 1.6 |  | 0 | 1.07 |  |  | 247 |  |  |  |  |  |
| **Nitrogen Totals** |  | 140.1 | 8.4 |  | 158 | 7.79 |  |  | Units N/acre |  |  |  |  |  |
|  |  |  |  |  |  |  |  |  | Lbs./bushel |  |  |  |  |  |

**% Nitrogen Balance/N Use Efficiency** (Applied Nitrogen Fertilizer divided by Nitrogen removed in grain protein) (corn grain dry matter X 10% X 16%)

Annual Precipitation, Enhanced Efficiency N (EEFs), and 4R (Right Form, Right Place Right Time, Right Rate) N Fertilizer Management impacts on Nitrous Oxide

|  |  |  |  | Climate and N Management Factors Influencing N2O Emissions |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| N2O from Fertilizer and Crop Residue Nitrogen |  | GREET 2021 Default N2O g/Mj by Fertilizer Source |  | Precip. (inches) | EEFs | Fertilizer Form | Application Placement | Application Timing | Total N Rate | N2O g/Mj | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| Anhydrous Ammonia (NH3) |  | 3.09 |  | < 25 25-30 > 30 | Yes No | Am. | In Soil | Side-Dress Fall At Planting | < .8 lbs/bu. .8 - 1 lbs/bu. > 1 lb/bu. |  | a |  | b | c |
| Granular Urea |  | 2.29 |  |  | Yes No | Am. | In Soil On Surface | Side-Dress Fall At Planting |  |  |  |  |  |  |
| Ammonium Nitrate |  | 0.2 |  |  | Yes No | 50-50 | In Soil On Surface | Side-Dress Fall At Planting |  |  |  |  |  |  |
| Ammonium Sulfate (AMS) |  | 0.2 |  |  | Yes No | Am. | In Soil On Surface | Side-Dress Fall At Planting |  |  |  |  |  |  |
| Urea Ammonium Nitrate Solutions |  | 3.19 |  |  | Yes No | 75-50 | In Soil On Surface | Side-Dress Fall At Planting |  |  |  |  |  |  |
| Nitrogen in Phosphate Fertilizer (MAP & DAP) |  | 1 |  |  |  | Am. | In Soil On Surface | Side-Dress Fall At Planting |  |  |  |  |  |  |
| **Total N2O from Nitrogen Fertilizer (g/Mj)** |  | 9.97 |  | Precip. | C:N Ratio |  | Total Nitrogen Fertilizer N2O |  |  |  |  |  |  |  |
| **Total N2O From Crop Residue (g/Mj)** |  | 3.23 |  | < 25 | > 40:1 20:1-40:1 < 20:1 |  | Total Corn Residue Nitrogen N2O |  |  |  |  |  |  |  |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| **Total N2O (g/Mj)** |  | 13.2 |  |  |  |  | Total N2O |  |  |  |  |  |  |  |

| Phosphate Fertilizer Manufacture & Transportation Emissions |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Gram GHGs per unit P2O5 | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| MAP (11-52-0) Fertilizer (lbs P2O5/acre) |  | 26.5 | 0.42 |  | 29.6 | 0.72 |  |  | 999 |  |  |  |  |  |
| DAP (18-46-0) Fertilizer (lbs P2O5/acre) |  | 52.6 | 0.55 |  | 29.6 | 0.59 |  |  | 826 |  |  |  |  |  |
| Liquid P2O5 Fertilizers (10-34-0, 7-21-7, etc.) |  | 0 | 0 |  | 0 | 0 |  |  | 920 |  |  |  |  |  |
| **Phosphate Totals - Units P2O5 per acre** |  | 79.1 | 0.97 |  | 59.2 | 1.31 |  |  |  |  |  |  |  |  |

| Potash Fertilizer Manufacture & Transportation Emissions |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Gram GHGs per unit K2O | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| K2O (Potassium Oxide) Fertilizer (0-0-60, lbs/acre) |  | 53.6 | 0.47 |  | 59.9 | 0.36 |  |  | 245 |  |  |  |  |  |

| Lime for Soil pH Correction – Manufacture & Transportation Emissions |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Gram GHGs per lb CaCO3 | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| CaCO3 (Calcium Carbonate) (lbs/acre) |  | 472.2 | 0.058 |  | 573 | 0.06 |  |  | 0.02431 |  |  |  |  |  |
|      Soil CO2 emissions due to Lime use |  |  | 1.38 |  |  | 1.37 |  |  | 0.52612 | 1.37 |  |  |  |  |

| Herbicide Manufacture & Transportation Emissions |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Gram GHGs per lb Herbicide | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Herbicide (lbs active ingredients/acre) |  | 2.14 | 0.52 |  | 2.3 | 0.47 |  |  | 8420 |  |  |  |  |  |

| Insecticide Manufacture & Transportation Emissions |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Gram GHGs per lb Insecticide | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Insecticide (lbs active ingredients/acre) |  | 0.0046 | 0.001 |  | 0.0049 | 0.0012 |  |  | 9938 |  |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

| ### Credit for Soil Organic Carbon Sequestration ACE is working with the Department of Energy to include a soil organic credit, which is not currently part of GREET. **Michigan State University Cropland GHG Calculator** County Specific SOC Sequestration for Corn *This input determined by using the Michigan State University Cropland GHG Calculator.* **Go to this web address:** [http://surf.kbs.msu.edu](http://surf.kbs.msu.edu) (Calculator opens in a new tab. To return to this page, either close the MSU tab or click on the ACE tab at the top of your browser.) 1 Locate and click on your county on the interactive map. 2 Enter your crop. 3 Enter your yield. 4 Enter your tillage method. 5 Record the number under 'Soil' and enter that number in the yellow box below. **Your results will be shown in Grams/Megajoule in green.** | ![](https://ethanol.org/images/cropland.jpg) |
| --- | --- |

---

|  | Metric tons CO2/acre | g/MJ |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- |
|  |  |  |  |  |  |

|  | Upstream Corn Production Totals | California GREET Default Value 33.3 |  | DoE GREET Default Value 29.3 |  | User Specified Value |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |

[Compare Results](https://ethanol.org/carbon-calculator#top)

### Hide all these

| Ethanol Plant Energy Use (California GREET & DoE GREET 2021 Midwest Average values from Industry Surveys) |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Grams /gallon | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Natural Gas (btu/gallon) |  | 28408 | 25.7 |  | 24628 | 22.2 |  |  |  |  |  |  |  |
| Electrical Energy (kWh/gallon) |  | 0.89 | 2.8 |  | 0.63 | 2.95 |  |  |  |  |  |  |  |
| **Ethanol Plant Energy use Totals** |  |  | 28.4 |  |  | 25.2 |  | Electricity Grid CI Multiplication Factor |  |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

### Ethanol Plant Chemical Manufacture & Transportation Emissions

| Ethanol Plant Chemical Manufacture & Transportation Emissions (California GREET & DoE GREET 2021 Midwest Average values from Industry Surveys) |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Grams /gallon | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Alpha Amylase (grams/dry ton corn) |  | 330 | 0.047 |  | 330 | 0.047 |  |  |  |  |  |  |  |
| Gluco Amylase (grams/dry ton corn) |  | 710 | 0.46 |  | 710 | 0.46 |  |  |  |  |  |  |  |
| Yeast (grams/dry ton corn) |  | 360 | 0.092 |  | 360 | 0.092 |  |  |  |  |  |  |  |
| Sulfuric acid (H2SO4,grams/dry ton corn) |  | 554 | 0.003 |  | 554 | 0.003 |  |  |  |  |  |  |  |
| Ammonia (NH3, grams/dry ton corn) |  | 2123 | 0.59 |  | 2123 | 0.59 |  |  |  |  |  |  |  |
| NaOH (grams/dry ton corn) |  | 2663 | 0.65 |  | 2663 | 0.65 |  |  |  |  |  |  |  |
| CaO (grams/dry ton corn) |  | 1270 | 0.17 |  | 1270 | 0.17 |  |  |  |  |  |  |  |
| Urea (grams/dry ton corn) |  | 0 | 0 |  | 0 | 0 |  |  |  |  |  |  |  |
| **Ethanol Plant Chemical Total** |  |  | 2.01 |  |  | 2.01 |  |  |  |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

### Ethanol Transportation Emissions

| Ethanol Transportation Emissions (California GREET values for Midwest Ethanol to California, GREET 2021 values for Midwest Ethanol, User Specified for Ethanol consumed) |  | California GREET Default Value (to California) | CI (g/MJ) |  | DoE GREET Default Value (U.S. Average) |  | CI (g/MJ) |  | User Specified Values for Your Specific Destinations |  | Grams /gallon | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| **Ethanol Plant to Bulk Terminal** |  | Miles |  |  | Miles | % |  |  | Miles | % |  |  |  |  |  |
|      Barge Transport |  | 0 | 0 |  | 520 | 13.2% | 0.12 |  |  | % |  |  |  |  |  |
|      Rail Transport |  | 1400 | 1.51 |  | 800 | 78.9% | 0.68 |  |  | % |  |  |  |  |  |
|      Truck Transport |  | 80 | 0.44 |  | 80 | 7.9% | 0.03 |  |  | % |  |  |  |  |  |
| **Bulk Terminal to Refueling Station** |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
|      Truck Transport |  | 90 | 0.49 |  | 30 | 100% | 0.16 |  |  | 100% |  |  |  |  |  |
| **Ethanol Transportation Totals** |  |  | 2.44 |  |  |  | 1 |  |  |  |  |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

### Denaturant Use Emissions

| Denaturant Use Emissions |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | Grams /gallon | CI (g/MJ) | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Denaturant inclusion rate |  | 2% | 0.9 |  | 2% | 1.2 |  | % |  |  |  |  |  |  |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

### Ethanol Plant Energy, Chemicals, Transportation & Denaturant

|  |  |  |  |  |  |  |  |  |  |  |  |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| **Ethanol Plant Energy, Chemicals, Transportation & Den.** |  |  | 33.78 |  |  | 29.4 |  |  |  |  |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

### Co-Product Credits

Midwest average GREET Source: RFA Industry Survey (US Dry Mills)

| Co-Product Credits |  | California GREET Default Value | CI (g/MJ) |  | DoE GREET Default Value | CI (g/MJ) |  | User Specified Value | CI (g/MJ) | CI Change from GREET Default |  | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Dry DGS Yield (dry lbs/gallon Ethanol) |  | 4 | -9.2 |  | 3.25 | -7.66 |  |  |  |  |  |  |
| Wet DGS Yield (dry lbs/gallon Ethanol) |  | 1.2 | -4.8 |  | 1.36 | -3.2 |  |  |  |  |  |  |
| Corn Oil Yield (lbs/gallon Ethanol) |  | 0.2 | 0 |  | 0.27 | 0 |  |  |  |  |  |  |
| **Co-Product Credit Totals** |  | 5.3 | -14 |  | 4.9 | -10.86 |  |  |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

### International and Domestic Land Use Change Penalty

This penalty includes emissions from soil organic carbon losses and N2O emissions.

|  |  |  |  |  |  |  |  |  |  |  | CI Change from GREET Default |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Indirect Land Use Change |  | CARB 2015 | 19.8 |  | GREET CCLUB 2021 | 7.38 |  |  | User option of GREET default or most recent CCLUB factor of 3.71 |  |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

### Credit for Carbon Capture and Sequestration

Based on [2020 USDA report](https://www.usda.gov/sites/default/files/documents/CA-LCFS-Incentivizing-Ethanol-Industry-GHG-Mitigation.pdf), this value results in an approximately 25 gram credit.

|  |  |  |  |  |  |  | $/Gal.CI Reduction Value | $/Acre CI Reduction Value |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Ethanol Plant Fermentation CO2 Capture, Transportation, and Sequestration |  |  |  |  |  |  |  |  |

[Compare Results](https://ethanol.org/carbon-calculator#top)

#### Notes & Sources:

This Calculator borrows heavily from the U.S. Department of Energy GREET Model and the GREET 2020 Corn Feedstock Carbon Intensity Calculator

- California & DoE GREET Midwest Average Corn Yield from From: [USDA NASS (National Agriculture Statistics Service)](https://quickstats.nass.usda.gov)
- California & DoE GREET Midwest avg. Fuel Useage From: [USDA Report - "2015 Energy Balance of Corn Ethanol"](https://lib.dr.iastate.edu/cgi/viewcontent.cgi?article=1042&context=econ_reportspapers)
- California & DoE GREET Midwest avg. Fuel Useage From: [USDA Report - "2015 Energy Balance of Corn Ethanol"](https://lib.dr.iastate.edu/cgi/viewcontent.cgi?article=1042&context=econ_reportspapers)
- All California GREET and DoE GREET 2021 Midwest avg. Fertilizer & Pesticide values in "lbs/acre" from: [USDA ERS (Economic Research Service) Reports & USDA NASS](https://www.ers.usda.gov/data-products/fertilizer-use-and-price.aspx)
- [Direct N Fertilizer N2O Emissions Factor](https://greet.es.anl.gov/publication-N2O_update_2019)           [Indirect N2O Emissions factors from IPPC](https://www.ipcc-nggip.iges.or.jp/public/2006gl/pdf/4_Volume4/V4_11_Ch11_N2O%26CO2.pdf) (Intergovernmental Panel on Climate Change)
- All California GREET and DoE GREET 2021 Midwest avg.
- Fertilizer & Pesticide values in "lbs/acre" from: [USDA ERS (Economic Research Service) Reports & USDA NASS](https://www.ers.usda.gov/data-products/fertilizer-use-and-price.aspx)
- [USDA Report - "2015 Energy Balance of Corn Ethanol"](https://lib.dr.iastate.edu/cgi/viewcontent.cgi?article=1042&context=econ_reportspapers)
- USDA NASS State Specific Herbicide & Insectide Use
- [https://quickstats.nass.usda.gov](https://quickstats.nass.usda.gov)

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  "address" : {
    "@type" : "PostalAddress",
    "addressCountry" : "United States",
    "addressLocality" : "Sioux Falls",
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    "postalCode" : "57108",
    "streetAddress" : "5000 S Broadband Ln"
  },
  "knowsLanguage" : "en",
  "logo" : {
    "@type" : "ImageObject",
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  },
  "name" : "American Coalition for Ethanol",
  "url" : "https://ethanol.org/carbon-calculator"
}
```