Paper · 2025 · Discover Agriculture

Maximizing economic returns from sugarcane production through the optimization of a harvesting schedule: a case study of the Metahara sugar factory, Ethiopia

Yemane Gebrehiwot; Solomon Alemu; Getinet Alemayehu

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Open access · cc-by-nc-nd

Abstract

As sugarcane matures, its sucrose content increases, but delaying harvest too long can increase production costs and lead to financial losses. The metahara sugar factory currently relies on traditional harvesting methods based on field conditions. This study aims to develop a decision support tool to optimize the harvesting schedule of the factory. Historical data from 2010/11 to 2019/20 were analyzed, with a focus on crop variety, maturity, and soil fertility, to create predictive models via ordinary least squares. Most models showed statistical significance, with adjustments made for climatic factors. Forecasting was conducted for 1,199 fields over nine months and integrated into a Harvest Schedule Mixed Integer Linear Programming model. The optimized schedule recommended changing the harvest month for 804 fields (67.06% of the total), potentially increasing net returns by 15.28% while meeting all constraints. Additionally, the average theoretical recoverable sugar content was improved by 1.23%.

Abstract from the paper’s OpenAlex record; open copy licensed cc-by-nc-nd. Read at the source ↗

The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 3

Method / resourceobservedoriginal resultpositivesimulated

Claim · model-written summary

The optimized harvest schedule could potentially increase net returns by 15.28%

Taxon
sugarcanet0
Outcome
net returnse1
Direction
increasinge1
Value
15.28%e1
Setting
Metahara sugar factory, Ethiopiat1

Verbatim

t0

“Maximizing economic returns from sugarcane production”

✓ located verbatim in the source · title, characters 0–53 · show in text ↑
t1

“Metahara sugar factory, Ethiopia”

✓ located verbatim in the source · title, characters 125–157 · show in text ↑
e1

“potentially increasing net returns by 15.28%”

✓ located verbatim in the source · abstract, characters 850–894 · show in text ↑
Method / resourceobservedoriginal resultpositivesimulated

Claim · model-written summary

The optimized schedule improved the average theoretical recoverable sugar content of sugarcane by 1.23%

Taxon
sugarcanet0
Outcome
average theoretical recoverable sugar contente2
Direction
improvede2
Value
1.23%e2

Verbatim

t0

“Maximizing economic returns from sugarcane production”

✓ located verbatim in the source · title, characters 0–53 · show in text ↑
e2

“the average theoretical recoverable sugar content was improved by 1.23%”

✓ located verbatim in the source · abstract, characters 940–1011 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The optimized schedule recommended changing the harvest month for 804 fields (67.06% of the total)

Taxon
sugarcanet0
Outcome
harvest monthe3
Value
804 fields (67.06% of the total)e3

Verbatim

t0

“Maximizing economic returns from sugarcane production”

✓ located verbatim in the source · title, characters 0–53 · show in text ↑
e3

“The optimized schedule recommended changing the harvest month for 804 fields (67.06% of the total)”

✓ located verbatim in the source · abstract, characters 750–848 · show in text ↑