ASReml
Statistical analysis software
- Features
- Ease of use
- Ease of management
- Quality of support
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- Market presence
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£375 per year
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What is ASReml
ASReml is statistical analysis software focused on fitting linear mixed models using residual maximum likelihood (REML). It is used in research and applied analytics settings such as animal and plant breeding, agriculture, and other domains that require variance component estimation and prediction of random effects. The product is known for handling complex random-effect structures and large, sparse mixed-model equations, and it is commonly used via command-driven workflows and integrations with statistical environments.
Specialized mixed-model estimation
ASReml is purpose-built for linear mixed models estimated with REML, including multi-level random effects and correlated residual structures. This specialization supports workflows where variance components, BLUP/EBLUP predictions, and genetic parameters are central outputs. For teams primarily doing mixed-model inference rather than broad BI-style analytics, the feature depth in this area is a practical advantage.
Handles complex covariance structures
The software supports a wide range of variance–covariance and residual correlation structures used in longitudinal, spatial, and multi-environment trial data. This helps analysts model dependence patterns that are difficult to represent in more general-purpose statistics packages without extensive custom coding. It is particularly relevant for field trial and breeding datasets where spatial and pedigree/relationship structures matter.
Efficient for large sparse models
ASReml is designed to solve large mixed-model equations efficiently, including cases with sparse design matrices common in breeding and repeated-measures studies. This can reduce runtime and memory pressure compared with general statistical tools when the model structure matches ASReml’s strengths. It is often selected when scale and model complexity make standard mixed-model routines slow or unstable.
Narrower general analytics scope
ASReml focuses on mixed-model estimation rather than providing a broad end-to-end analytics platform. Users needing extensive data preparation, visualization, dashboarding, or survey/market-research workflows typically rely on additional tools. This can increase toolchain complexity compared with more general statistical suites.
Steeper learning curve
The product is commonly used through syntax and model-specification files, which can be less approachable for users accustomed to point-and-click statistical interfaces. Correctly specifying complex random effects and covariance structures requires statistical expertise. Teams may need training and strong internal standards to ensure consistent model definitions and reproducibility.
Limited transparency on packaging
ASReml is distributed in multiple forms (e.g., standalone and integrations), and capabilities can vary by edition and licensing. Organizations may need to validate which features, platform support, and integration options apply to their intended deployment. This adds procurement and governance overhead compared with products with a single, clearly defined commercial package.
Plan & Pricing
| Plan | Price | Key features & notes |
|---|---|---|
| Academic licence (ASReml-R) | "Prices from \u00a3375 per year" | Official site states academic licences start from a3375 (full ASReml-R capabilities for research/teaching). Licence term is normally 12 months; activation requires a license.. |
| Commercial licence (ASReml-R) | Custom / Request a quote | Commercial/commercial multi-user pricing is not published online; VSNi provides tailored quotes (varies by access type: node-locked, concurrent, cloud) and volume/sector discounts. |
| ASReml-SA (standalone) | Custom / Request a quote | Vendor site lists ASReml-SA with "Request a quote"; no public prices published. |
| Enterprise / Bespoke licensing | Custom / Contact sales | On-premises licensing and enterprise agreements are bespoke and charged at premium; contact sales for quote. |
| Training temporary licence (evaluation for course participants) | Included with training (60-day licence) | VSNi states they can provide a full ASReml-R 4.2 licence for 60 days to training participants; training fees apply separately. |
Notes:
- VSNi states it generally does not publish full product prices online due to varied licensing scenarios; quotes are provided on request.
- Free supplementary R packages (ASRgenomics, ASRtriala, ASRgwas) are available free, but ASReml itself requires a paid license.
Seller details
VSN International Ltd
Hemel Hempstead, United Kingdom
1996
Private
https://www.vsni.co.uk/
https://x.com/VSNInternational
https://www.linkedin.com/company/vsn-international
