Evidence map›Paper›PMID 40100430›Full record

ArticleTropical animal health and production2025

Estimation and geographical mapping of enteric methane emission from large ruminants under different production systems in Pakistan.

Nasir Ali, Muhammad Qamar Shahid, Nisar Ahmad, Syed Ghulam Mohayud Din Hashmi

Abstract read
PubMed Publisher
In one paragraph

Article in Tropical animal health and production, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Nasir AliDepartment of Livestock Management, Faculty of Animal Production and Technology, University of Veterinary and Animal Science, Lahore, Pakistan. nasir.ali@uvas.edu.pk.ORCID http://orcid.org/0000-0003-3891-6922
Muhammad Qamar ShahidDepartment of Livestock Management, Faculty of Animal Production and Technology, University of Veterinary and Animal Science, Lahore, Pakistan.ORCID http://orcid.org/0000-0003-3950-0750
Nisar AhmadDepartment of Livestock Management, Faculty of Animal Production and Technology, University of Veterinary and Animal Science, Lahore, Pakistan.ORCID http://orcid.org/0000-0002-3094-3881
Syed Ghulam Mohayud Din HashmiDepartment of Wildlife and Ecology, Faculty of Fisheries and Wildlife, University of Veterinary and Animal Science, Lahore, Pakistan.ORCID http://orcid.org/0000-0001-7696-9414

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Methane (CH₄) emission estimation from large ruminants reared in different production systems in Pakistan shows that milk producing animals majorly receive forage-based diet that is high in cellulose fiber along with concentrates to meet the nutritional requirement. The variability in diet is linked with different production systems in which animals are reared. The objective of this study was to estimate enteric methane emission (EME) of large ruminants reared in different production systems in Pakistan using IPCC Tier 2 guidelines and statistical models separately for cattle and buffalo. For 90.8 million population of large ruminants, cumulative CH₄ emission was 126.49 CO₂-Eq. (13.86 Gg per day and 5058.9 Gg in 365 days). Cattle shared a percentage of 48.4% with 40.66 CO₂-eq from Punjab and 20.73 CO₂-eq form Sindh province while buffalo shared a percentage of 51.6% with 45.41 CO₂-eq from Punjab and19.69 CO₂-eq from Sindh province. The percent difference in CH₄ production is assumed to be due to a greater number of animals being shifted from rural production system to commercial production system (population) and type of feeding strategies being implemented on these production systems (nutrition). To give mitigation strategies for EME in Pakistan, an accurate large dataset of EME estimates from whole country specifically from smallholder subsistence is required.

Indexed as

Animal HusbandryBuffaloesMethaneAnimal FeedAnimalsCattleDietGeographic MappingPakistanMethaneGeographical imagingGlobal warmingLivestockMethaneProduction systemsStatistical model

Identifiers

PMID40100430

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.