2023
Ruminant Farm Systems Model: Focus on Enteric Emissions
September 2023
A summary of RuFaS progress.
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A summary of RuFaS progress.
2022
Animal Life Cycle Submodule on RuFaS Model: a Sensitivity Analysis to Evaluate Animal Reproductive Protocols
4 November 2022
A discussion of using sensitivity analysis to evaluate animal reproductivity for the RuFaS annual meeting.
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A discussion of using sensitivity analysis to evaluate animal reproductivity for the RuFaS annual meeting.
Economic Module: Updates and options ahead
4 November 2022
A presentation on the different economic components for the RuFaS annual meeting.
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A presentation on the different economic components for the RuFaS annual meeting.
How to use sensitivity analyses to explore RuFaS performance
4 November 2022
An overview of animal model evaluation using sensitivity analyses for the RuFaS annual meeting.
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An overview of animal model evaluation using sensitivity analyses for the RuFaS annual meeting.
RuFaS Deployment Overview
4 November 2022
A discussion for potential app implementations for the RuFaS annual meeting.
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A discussion for potential app implementations for the RuFaS annual meeting.
Representation of Enteric Methane Mitigation Supplements
3 November 2022
A discussion of future plans to address CH4 emissions concerns using a model for the the RuFaS annual meeting.
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A discussion of future plans to address CH4 emissions concerns using a model for the the RuFaS annual meeting.
RuFaS Grazing Module
3 November 2022
An update on the grazing module and future plans for the RuFaS annual meeting.
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An update on the grazing module and future plans for the RuFaS annual meeting.
Ruminant Farm Systems Model
3 November 2022
An update of the animal module and goals for the future for the RuFaS annual meeting.
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An update of the animal module and goals for the future for the RuFaS annual meeting.
RuFaS Manure Module: Nutrient Recycling and Greenhouse Gas Emissions from dairy housing and manure management
3 November 2022
An overview of the manure module and its applications for the RuFaS annual meeting.
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An overview of the manure module and its applications for the RuFaS annual meeting.
Soil and Crop Redesign: How to make more independent and usable code
3 November 2022
An overview of the redesign of the soil and crop module and potential applications for the techniques used for the RuFaS annual meeting.
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An overview of the redesign of the soil and crop module and potential applications for the techniques used for the RuFaS annual meeting.
Updating nutrient requirements and supply: NRC (2001) vs. (NASEM 2021)
3 November 2022
A presentation on the transition to using updated data for the RuFaS annual meeting.
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A presentation on the transition to using updated data for the RuFaS annual meeting.
Animal Life Cycle Submodule on Ruminant Farms Systems (RuFaS) Model: a Sensitivity Analysis to Evaluate Heifer Reproductive Protocols
A description of the sensitivity analysis to evaluate Heifer reproductive protocol for the animal life cycle submodule for the American Dairy Science Association meeting.
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Ruminant Farm Systems: The Next Generation of Whole Farm Modeling
May 2022
A May update of the RuFaS model.
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A May update of the RuFaS model.
A stochastic animal life cycle simulation model for RuFaS
20 May 2022
An extensive description of the animal life cycle submodel and case studies.
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An extensive description of the animal life cycle submodel and case studies.
Ruminant Farm Systems: The Next Generation of Whole Farm Modeling
February 2022
An overview of the RuFaS model.
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An overview of the RuFaS model.
Farm ES Evolution
26 January 2022
An overview of the RuFaS model for the Innovation Center for U.S. Dairy Board meeting.
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An overview of the RuFaS model for the Innovation Center for U.S. Dairy Board meeting.
2021
Ruminant Farm Systems: The Next Generation of Whole Farm Modeling
December 2021
An overview and future plans for the RuFaS model.
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An overview and future plans for the RuFaS model.
RufaS: Manure module progress
July 2021
A description of modeling greenhouse gas emissions from dairy housing and manure management system for the RuFaS annual meeting.
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A description of modeling greenhouse gas emissions from dairy housing and manure management system for the RuFaS annual meeting.
The Path to Net-Zero
March 2021
An description of the motivation behind the RuFaS model application for the Virtual Dairy Management Conference.
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An description of the motivation behind the RuFaS model application for the Virtual Dairy Management Conference.
Ruminant Farm Systems Model
Februrary 2021
An overview of the RuFaS model for the NEAFA Agronomy committee meeting and DMI.
NEAFA PDF → DMI PDF → DMI Recording →
An overview of the RuFaS model for the NEAFA Agronomy committee meeting and DMI.
2020
Animal Module: From Feed Back to Manure
An update on feed management and the animal module for the RuFaS annual meeting.
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An Application of the Ruminant Farm System Model (RuFaS): the Use of a Combination of Sexed and Beef Semen on Dairy Herds
An introduction to the animal life cycle and the application of beef semen using the RuFaS model presented at the virtual American Dairy Science Association meeting.
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A Time-Series Analysis of Increasing Milk Productivity and Yearly Seasonality
An analysis of decomposing and forecasting milk and milk components yield curves for the usage in a whole-farm integrated simulation model presented at the virtual American Dairy Science Association meeting.
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Body weight change
A description of different body weight functions such as growth and pregnancy.
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RuFaS: Soil and Crop
An overview of the manure, soil and crop, and feed storage modules for the RuFaS annual meeting.
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Connecting Feeds to Animal Rations
An update on the development of the feed module for the RuFaS annual meeting.
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2019
Crop & Soil Module
20 August 2019
A presentation on the crop and soil module updates for the RuFaS New York annual meeting.
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A presentation on the crop and soil module updates for the RuFaS New York annual meeting.
Ruminant Farm Systems Model: Animal Module (Dairy feed ration)
20 August 2019
A presentation on the ration formulation for the RuFaS New York annual meeting.
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A presentation on the ration formulation for the RuFaS New York annual meeting.
RuFaS: Restucturing the Animal Module
20 August 2019
A presentation on the animal module changes for the RuFaS New York annual meeting.
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A presentation on the animal module changes for the RuFaS New York annual meeting.
A stochastic animal life cycle simulation model and its herd structure
24 June 2019
An oral presentation presented at the American Dairy Science Association annual meeting in Knoxville.
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An oral presentation presented at the American Dairy Science Association annual meeting in Knoxville.
Modeling Sustainable Dairy
Systems
3 March 2019
A description of progress on the animal, crop and soil, manure, and feed storage modules for the Northeast Agribusiness & Feed Alliance annual meeting.
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A description of progress on the animal, crop and soil, manure, and feed storage modules for the Northeast Agribusiness & Feed Alliance annual meeting.
Animal life cycle model of animal module in RuFas
An overall update on the animal life cycle model for the RuFaS meeting in New York City.
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Programming RuFaS: A Tour of the Coding Process
A comprehensive guide on the programming development process.
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2018
RuFaS: A new dairy systems modeling environment
23 June 2018
An introduction to the RuFaS model for the Animal Science Modelling Group's annual meeting in Knoxville.
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An introduction to the RuFaS model for the Animal Science Modelling Group's annual meeting in Knoxville.
Modeling the animal life-cycle sub-module of the Ruminant Farm Systems Model
23 June 2018
A description of the animal module and animal life-cycle sub-module for the Animal Science Modelling Group's annual meeting in Knoxville.
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A description of the animal module and animal life-cycle sub-module for the Animal Science Modelling Group's annual meeting in Knoxville.
Modeling the Nutrition-Environment Nexus
October 2018
A presentation for the Cornell Nutrition Conference (CNC) and NEAFA Agronomy committee meeting.
CNC PDF → NEAFA Agromomy PDF →
A presentation for the Cornell Nutrition Conference (CNC) and NEAFA Agronomy committee meeting.