2021 Nutrition Models Workshop

We are excited to offer the 2021 NANP Nutrition Models Workshop online this year. It will be held on July 11, 2021 from 11:00 to 17:05 Eastern Daylight Time (UTC-4).

You can register for the workshop here.  A Zoom link will be sent to participants after registration.


Time* Session Speaker
11:00 Welcoming remarks Tim Hackmann, UC Davis
11:05 Tutorial on R Tim Hackmann, UC Davis
11:25 Parameter estimation: lecture Kristan Reed, Cornell
11:55 Parameter estimation: exercises Kristan Reed, Cornell
12:45 Break
12:55 Cross validation and bootstrapping: lecture Ranga Appuhamy, Iowa State
13:25 Cross validation and bootstrapping: exercises Ranga Appuhamy, Iowa State
14:10 Break
14:20 Automated model selection: lecture Veridiana Daley, Land O’Lakes
14:40 Automated model selection: exercises Veridiana Daley, Land O’Lakes
15:40 Break
15:50 Molly and other dynamic models: lecture Heidi Rossow, UC Davis
16:20 Molly and other dynamic models: exercises Heidi Rossow, UC Davis

*All times are Eastern Daylight Time

Workshop materials

To participate in the workshop, you will need a laptop with the following files and applications

Exercise files (zipped)

If you have trouble during the workshop and want remote support, you will also need to install


Past years

You can access materials from all past workshops here.


USDA-NIFA & National Animal Nutrition Program

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