Heat moisture treatment-induced changes in feed: A meta-analysis of effects on in vitro rumen fermentation

Heat Moisture Treatment (HMT) is a promising approach to improve the efficiency of concentrate feed in ruminants by inducing changes in feed composition and in vitro rumen fermentation. This meta-analysis evaluates the impact of HMT on feed, focusing on fermentation characteristics and methane emiss...

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Main Authors: Rahmadani Mardiah, Susanto Irwan, Fidriyanto Rusli, Jayanegara Anuraga
Format: Article
Language:English
Published: EDP Sciences 2025-01-01
Series:BIO Web of Conferences
Online Access:https://www.bio-conferences.org/articles/bioconf/pdf/2025/06/bioconf_10thiccc_01024.pdf
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author Rahmadani Mardiah
Susanto Irwan
Fidriyanto Rusli
Jayanegara Anuraga
author_facet Rahmadani Mardiah
Susanto Irwan
Fidriyanto Rusli
Jayanegara Anuraga
author_sort Rahmadani Mardiah
collection DOAJ
description Heat Moisture Treatment (HMT) is a promising approach to improve the efficiency of concentrate feed in ruminants by inducing changes in feed composition and in vitro rumen fermentation. This meta-analysis evaluates the impact of HMT on feed, focusing on fermentation characteristics and methane emissions. Data from the Scopus database were analyzed using a fixed-effect model, suitable for synthesizing studies with comparable conditions. HMT significantly reduces feed starch content (p<0.001), altering its nutritional profile. It decreases total volatile fatty acids (VFAs) (p<0.05), including acetate, propionate, and butyrate, and shifts the acetate-to-propionate ratio. These changes, alongside reduced ammonia, suggest benefits for rumen health, such as mitigating acidosis risk and improving feed efficiency. However, HMT negatively affects the digestibility of dry matter and organic matter, which may reduce nutrient availability. No significant effects were observed on crude protein digestibility or methane production. While HMT shows potential to enhance feed efficiency and support metabolic health, the trade-offs between reduced digestibility and fermentation benefits highlight the need for further research. These findings provide insights into balancing nutritional and metabolic outcomes when using HMT in ruminant diets.
format Article
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institution Kabale University
issn 2117-4458
language English
publishDate 2025-01-01
publisher EDP Sciences
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series BIO Web of Conferences
spelling doaj-art-54dfbb679af440c195fc9458cdc81b802025-02-05T10:43:23ZengEDP SciencesBIO Web of Conferences2117-44582025-01-011550102410.1051/bioconf/202515501024bioconf_10thiccc_01024Heat moisture treatment-induced changes in feed: A meta-analysis of effects on in vitro rumen fermentationRahmadani Mardiah0Susanto Irwan1Fidriyanto Rusli2Jayanegara Anuraga3Graduate School of IPB UniversityGraduate School of IPB UniversityResearch Center for Applied Zoology, National Research and Innovation AgencyIPB UniversityHeat Moisture Treatment (HMT) is a promising approach to improve the efficiency of concentrate feed in ruminants by inducing changes in feed composition and in vitro rumen fermentation. This meta-analysis evaluates the impact of HMT on feed, focusing on fermentation characteristics and methane emissions. Data from the Scopus database were analyzed using a fixed-effect model, suitable for synthesizing studies with comparable conditions. HMT significantly reduces feed starch content (p<0.001), altering its nutritional profile. It decreases total volatile fatty acids (VFAs) (p<0.05), including acetate, propionate, and butyrate, and shifts the acetate-to-propionate ratio. These changes, alongside reduced ammonia, suggest benefits for rumen health, such as mitigating acidosis risk and improving feed efficiency. However, HMT negatively affects the digestibility of dry matter and organic matter, which may reduce nutrient availability. No significant effects were observed on crude protein digestibility or methane production. While HMT shows potential to enhance feed efficiency and support metabolic health, the trade-offs between reduced digestibility and fermentation benefits highlight the need for further research. These findings provide insights into balancing nutritional and metabolic outcomes when using HMT in ruminant diets.https://www.bio-conferences.org/articles/bioconf/pdf/2025/06/bioconf_10thiccc_01024.pdf
spellingShingle Rahmadani Mardiah
Susanto Irwan
Fidriyanto Rusli
Jayanegara Anuraga
Heat moisture treatment-induced changes in feed: A meta-analysis of effects on in vitro rumen fermentation
BIO Web of Conferences
title Heat moisture treatment-induced changes in feed: A meta-analysis of effects on in vitro rumen fermentation
title_full Heat moisture treatment-induced changes in feed: A meta-analysis of effects on in vitro rumen fermentation
title_fullStr Heat moisture treatment-induced changes in feed: A meta-analysis of effects on in vitro rumen fermentation
title_full_unstemmed Heat moisture treatment-induced changes in feed: A meta-analysis of effects on in vitro rumen fermentation
title_short Heat moisture treatment-induced changes in feed: A meta-analysis of effects on in vitro rumen fermentation
title_sort heat moisture treatment induced changes in feed a meta analysis of effects on in vitro rumen fermentation
url https://www.bio-conferences.org/articles/bioconf/pdf/2025/06/bioconf_10thiccc_01024.pdf
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AT fidriyantorusli heatmoisturetreatmentinducedchangesinfeedametaanalysisofeffectsoninvitrorumenfermentation
AT jayanegaraanuraga heatmoisturetreatmentinducedchangesinfeedametaanalysisofeffectsoninvitrorumenfermentation