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Record W4388050905 · doi:10.1093/jas/skad341.019

20 How do Producers and Nutritionists Determine Which Levers to Pull to Optimize Feed Cost and Profitability Under Differing Economic Conditions?

2023· article· en· W4388050905 on OpenAlexaff
Trey A Kellner, Chad M Pilcher

Bibliographic record

VenueJournal of Animal Science · 2023
Typearticle
Languageen
FieldAgricultural and Biological Sciences
TopicAnimal Nutrition and Physiology
Canadian institutionsCargill (Canada)
Fundersnot available
KeywordsProfitability indexBusinessProduction (economics)CredibilityBiotechnologyEnvironmental economicsAgricultural scienceEconomicsEnvironmental scienceBiologyFinanceMicroeconomics

Abstract

fetched live from OpenAlex

Abstract Numerous factors including geopolitical unrest, supply chain disruption, government policies, and hyperinflation have resulted in a global increase in the cost of feed ingredients. Pork producers and swine nutritionists continuously answer the tricky question of how to best manage feed costs to maximize profitability under an everchanging economic landscape. Applied nutritionists must design and implement feeding programs that take into account and balance several key nutrition levers including energy, SID lysine to energy ratio, SID amino acid to lysine ratios, and feed processing along with factors including ingredient prices, pork price, barn space, feed mill throughput, and pig livability. Biological and economical models are developed and utilized to assist with prediction of key performance and profitability outcomes leveraging results from published and unpublished controlled research trials along with historical production data. The objective of this presentation is to provide insights into the decision-making process for feeding program design and implementation under current and theoretical economic situations.

Fetched live from OpenAlex and de-inverted. Abstracts are not stored in this database: the inverted indexes are 8.6 GB of the frame’s 9.3 GB of text, and the host has 13 GB free.

How this classification was reachedexpand

Full frame machine prediction

Teacher imitation

Not calibrated prevalence, not ground truth. Human validation pending. The Gemma side is a direct model label for every work in the frame, read from the title-only record. The Codex side is a classifier learned from the 10,348 direct Codex labels and calibrated to design-weighted sample rates; fields without enough sample support carry no Codex call. Candidate is the union of the two sides; consensus is their intersection. These outputs are machine_predicted_unvalidated and are not human labels.

metaresearch head score (Codex)0.022
metaresearch head score (Gemma)0.029
Version: metacan-v3-hybrid-931329e0061cValidation status: machine_predicted_unvalidated
Candidate categoriesnone
Consensus categoriesnone
DomainCandidate signal: none · Consensus signal: none
Study designCandidate signal: Observational · Consensus signal: none
GenreCandidate signal: Empirical · Consensus signal: Empirical
Teacher disagreement score0.022
Threshold uncertainty score0.118

Distilled classifier scores by category (both heads)

CategoryCodexGemma
Metaresearch0.0220.029
Meta-epidemiology (narrow)0.0000.000
Meta-epidemiology (broad)0.0010.000
Bibliometrics0.0010.001
Science and technology studies0.0010.003
Scholarly communication0.0090.004
Open science0.0010.001
Research integrity0.0030.001
Insufficient payload (model declined to judge)0.0050.002

Machine scores (provisional)

The two teacher heads of the student model, read on this work. A score orders the frame for review; it never asserts a category, and the validation status ships verbatim with every row.

Baseline scores from an immature model (maturity gate not passed, 7 training rounds). Scores rank; they never assert a category.

Opus teacher head0.040
GPT teacher head0.279
Teacher spread0.239 · how far apart the two teachers sit on this one work
Validation statusscore_only:v0-immature-baseline · verbatim from the scoring run: score_only means the number may rank works, and no category label ships from it

Classification

machine, unvalidated

Machine predicted; a candidate call from one source (direct Gemma or distilled Codex), not a consensus.

The models applied no category: nothing in the taxonomy fit this work.
Study designObservational
Domainnot available
GenreEmpirical

How this classification was reached, model by model and score by score, is at the end of the page under "How this classification was reached".

Quick stats

Citations1
Published2023
Admission routes1
Has abstractyes

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