World's Best Scientists 2026 revealed!

D-Index & Metrics

Animal Science and Veterinary

D-Index
44
Citations
7018
World Ranking
873
National Ranking
91

Geoff Simm publication distribution in Animal Science and Veterinary in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Animal Science and Veterinary in 2026. The highlighted bar marks where Geoff Simm sits on this spectrum.

29–33 publications: 1 scientists 34–38 publications: 6 scientists 39–43 publications: 17 scientists 44–48 publications: 23 scientists 49–53 publications: 28 scientists 54–58 publications: 44 scientists 59–63 publications: 66 scientists 64–68 publications: 75 scientists 69–73 publications: 71 scientists 74–78 publications: 85 scientists 79–83 publications: 108 scientists 84–88 publications: 105 scientists 89–93 publications: 84 scientists 94–98 publications: 103 scientists 99–103 publications: 97 scientists 104–108 publications: 95 scientists 109–113 publications: 89 scientists 114–118 publications: 88 scientists 119–123 publications: 109 scientists 124–128 publications: 93 scientists 129–133 publications: 89 scientists 134–138 publications: 95 scientists 139–143 publications: 92 scientists 144–148 publications: 80 scientists 149–153 publications: 75 scientists 154–158 publications: 74 scientists 159–163 publications: 67 scientists 164–168 publications: 53 scientists 169–173 publications: 62 scientists 174–178 publications: 63 scientists 179–183 publications: 50 scientists 184–188 publications: 55 scientists 189–193 publications: 50 scientists 194–198 publications: 27 scientists 199–203 publications: 44 scientists 204–208 publications: 31 scientists 209–213 publications: 28 scientists 214–218 publications: 38 scientists 219–223 publications: 33 scientists 224–228 publications: 36 scientists 229–233 publications: 29 scientists 234–238 publications: 35 scientists 239–243 publications: 23 scientists 244–248 publications: 24 scientists 249–253 publications: 29 scientists 254–258 publications: 28 scientists 259–263 publications: 21 scientists 264–268 publications: 25 scientists 269–273 publications: 11 scientists 274–278 publications: 18 scientists 279–283 publications: 13 scientists 284–288 publications: 18 scientists 289–293 publications: 10 scientists 294–298 publications: 12 scientists 299–303 publications: 11 scientists 304–308 publications: 15 scientists 309–313 publications: 14 scientists 314–318 publications: 14 scientists 319–323 publications: 8 scientists 324–328 publications: 8 scientists 329–333 publications: 13 scientists 334–338 publications: 14 scientists 339–343 publications: 13 scientists 344–348 publications: 10 scientists 349–353 publications: 11 scientists 354–358 publications: 5 scientists 359–363 publications: 8 scientists 364–368 publications: 8 scientists 369–373 publications: 6 scientists 374–378 publications: 7 scientists 379–383 publications: 8 scientists 384–388 publications: 3 scientists 389–393 publications: 4 scientists 394–398 publications: 5 scientists 399–403 publications: 8 scientists 404–408 publications: 5 scientists 409–413 publications: 4 scientists 414–418 publications: 3 scientists 419–423 publications: 8 scientists 424–428 publications: 5 scientists 429–433 publications: 3 scientists 434–438 publications: 5 scientists 439–441 publications: 5 scientists 442+ publications: 99 scientists
29 publications 442+

This scientist: 214 publications — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 442 publications or more.

Geoff Simm D-index placement in Animal Science and Veterinary in 2026

The chart shows the D-index (discipline H-index) distribution of Animal Science and Veterinary scientists ranked by Research.com in 2026. The highlighted bar marks where Geoff Simm sits on this spectrum.

20 D-Index: 5 scientists 21 D-Index: 22 scientists 22 D-Index: 31 scientists 23 D-Index: 44 scientists 24 D-Index: 53 scientists 25 D-Index: 66 scientists 26 D-Index: 80 scientists 27 D-Index: 101 scientists 28 D-Index: 106 scientists 29 D-Index: 116 scientists 30 D-Index: 154 scientists 31 D-Index: 158 scientists 32 D-Index: 143 scientists 33 D-Index: 137 scientists 34 D-Index: 126 scientists 35 D-Index: 134 scientists 36 D-Index: 112 scientists 37 D-Index: 115 scientists 38 D-Index: 105 scientists 39 D-Index: 111 scientists 40 D-Index: 107 scientists 41 D-Index: 87 scientists 42 D-Index: 74 scientists 43 D-Index: 62 scientists 44 D-Index: 61 scientists 45 D-Index: 41 scientists 46 D-Index: 51 scientists 47 D-Index: 43 scientists 48 D-Index: 28 scientists 49 D-Index: 47 scientists 50 D-Index: 40 scientists 51 D-Index: 34 scientists 52 D-Index: 33 scientists 53 D-Index: 43 scientists 54 D-Index: 16 scientists 55 D-Index: 32 scientists 56 D-Index: 21 scientists 57 D-Index: 18 scientists 58 D-Index: 28 scientists 59 D-Index: 33 scientists 60 D-Index: 17 scientists 61 D-Index: 21 scientists 62 D-Index: 18 scientists 63 D-Index: 21 scientists 64 D-Index: 9 scientists 65 D-Index: 20 scientists 66 D-Index: 11 scientists 67 D-Index: 16 scientists 68 D-Index: 12 scientists 69 D-Index: 17 scientists 70 D-Index: 13 scientists 71 D-Index: 15 scientists 72 D-Index: 11 scientists 73 D-Index: 11 scientists 74 D-Index: 14 scientists 75 D-Index: 5 scientists 76 D-Index: 6 scientists 77+ D-Index: 100 scientists
20 D-Index 77+

This scientist: 44 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 77 D-Index or more.

Overview

Geoff Simm is affiliated with the University of Edinburgh in the United Kingdom. Their research primarily focuses on genetic and phenotypic traits in livestock, as well as topics related to animal behavior, welfare studies, nutrition, physiology, and animal genetics and reproduction. Other areas of interest include zoonotic diseases and public health, effects of environmental stressors on livestock, and agricultural sustainability and environmental impact.

The scientist's main fields of study are Biochemistry, Genetics and Molecular Biology, and Agricultural and Biological Sciences. Subfields of particular focus include Genetics, Animal Science and Zoology, Small Animals, Public Health, Environmental and Occupational Health, and Molecular Biology.

Geoff Simm has contributed to several publication venues, with frequent appearances in:

  • Frontiers in Bioengineering and Biotechnology
  • Infectious Diseases of Poverty
  • Nature
  • Frontiers in Microbiology
  • Genetics Selection Evolution

Recent papers in their research portfolio include the following:

  • Towards a global One Health index: a potential assessment tool for One Health performance (2022), published in Infectious Diseases of Poverty
  • One Health: new evaluation framework launched (2022), published in Nature
  • Identification of intestinal and fecal microbial biomarkers using a porcine social stress model (2023), published in Frontiers in Microbiology
  • Evaluation of direct and maternal responses in reproduction traits based on different selection strategies for postnatal piglet survival in a selection experiment (2021), published in Genetics Selection Evolution
  • Regulatory frameworks can facilitate or hinder the potential for genome editing to contribute to sustainable agricultural development (2022), published in Frontiers in Bioengineering and Biotechnology

Frequent co-authors of Geoff Simm include:

  • Geoff Pollott
  • Raphael Mrode
  • Ross D. Houston
  • Karen Marshall

The scientist has also authored a book titled Genetic improvement of farmed animals, published by CABI eBooks in 2020.

Best Publications

  • The Relationship Between Body Condition Score and Reproductive Performance

    J.E. Pryce;M.P. Coffey;G. Simm

  • Linear and threshold model genetic parameters for disease, fertility and milk production in dairy cattle

    H. N. Kadarmideen;R. Thompson;G. Simm

  • Genetic aspects of common health disorders and measures of fertility in Holstein Friesian dairy cattle.

    J. E. Pryce;R. F. Veerkamp;R. Thompson;W. G. Hill

  • Developing breeding schemes to assist mitigation of greenhouse gas emissions.

    E Wall;Geoff Simm;D Moran

  • Genetic selection for temperament traits in dairy and beef cattle.

    Marie J. Haskell;Geoff Simm;Simon P. Turner

  • Genotype and feeding system effects and interactions for health and fertility traits in dairy cattle

    Jennie E. Pryce;Birte L. Nielsen;Roel F. Veerkamp;Geoff Simm

  • Estimation of genetic parameters using health, fertility and production data from a management recording system for dairy cattle

    J. E. Pryce;R. J. Esslemont;R. Thompson;R. F. Veerkamp

  • Breeding objectives for beef cattle in Ireland

    P.R. Amer;G. Simm;M.G. Keane;M.G. Diskin

  • The effect of improving cow productivity, fertility, and longevity on the global warming potential of dairy systems

    M.J. Bell;E. Wall;G. Russell;G. Simm

  • Mapping of quantitative trait loci for growth and carcass traits in commercial sheep populations

    GA Walling;Peter Visscher;Alastair Wilson;BL McTeir

  • Effects of interaction between genotype and feeding system on milk production, feed intake, efficiency and body tissue mobilization in dairy cows

    R. F. Veerkamp;Geoff Simm;J.D. Oldham

  • A genetic investigation of various growth models to describe growth of lambs of two contrasting breeds.

    N. R. Lambe;E. A. Navajas;G. Simm;L. Bünger

  • Variance components for residual feed intake in dairy cows

    R.F. Veerkamp;G.C. Emmans;A.R. Cromie;G. Simm

  • A bioeconomic approach to derive economic values for pasture-based sheep genetic improvement programs

    J Conington;SC Bishop;A Waterhouse;Geoff Simm

  • On-line application of visible and near infrared reflectance spectroscopy to predict chemical-physical and sensory characteristics of beef quality.

    Nuria Prieto;D. W. Ross;E. A. Navajas;G. R. Nute

  • Selection indices for lean meat production in sheep

    Unknown

  • Multi-trait selection indexes for sustainable UK hill sheep production

    J Conington;SC Bishop;B Grundy;A Waterhouse

  • Effect of ewe and lamb genotype on gestation length, lambing ease and neonatal behaviour of lambs

    Catherine M. Dwyer;Alistair B. Lawrence;Hazel E. Brown;Geoff Simm

  • A description of the growth of sheep and its genetic analysis.

    R.M. Lewis;G.C. Emmans;W.S. Dingwall;G. Simm

  • The use of various live animal measurements to predict carcass and meat quality in two divergent lamb breeds

    N R Lambe;E A Navajas;C P Schofield;A Fisher

  • Selection for longevity and yield in dairy cows using transmitting abilities for type and yield

    R. F. Veerkamp;W. G. Hill;A. W. Stott;S. Brotherstone

  • Genetic parameters for carcass composition and muscularity in sheep measured by X-ray computer tomography, ultrasound and dissection

    H.E. Jones;R.M. Lewis;R.M. Lewis;M.J. Young;M.J. Young;G. Simm

  • Assigning pedigree beef performance records to contemporary groups taking account of within-herd calving patterns

    R. E. Crump;N. R. Wray;R. Thompson;G. R. Simm

  • A genetic analysis of early growth and ultrasonic measurements in hill sheep.

    J Conington;Sc Bishop;A Waterhouse;Geoff Simm

  • Muscularity and eating quality of lambs: Effects of breed, sex and selection of sires using muscularity measurements by computed tomography

    E.A. Navajas;N.R. Lambe;A.V. Fisher;G.R. Nute

  • Genetic selection for extensive conditions

    Geoff Simm;J Conington;Stephen Bishop;CM Dwyer

  • Prediction of lamb carcass composition and meat quality using combinations of post-mortem measurements

    N.R. Lambe;E.A. Navajas;L. Bünger;A.V. Fisher

Frequent Co-Authors

Rainer Roehe
Rainer Roehe Scotland's Rural College
N. R. Lambe
N. R. Lambe Scotland's Rural College
R. I. Richardson
R. I. Richardson University of Bristol
Robin Thompson
Robin Thompson Rothamsted Research
Stephen Bishop
Stephen Bishop University of Edinburgh
Roel F. Veerkamp
Roel F. Veerkamp Wageningen University & Research
Susan Brotherstone
Susan Brotherstone University of Edinburgh
John Woolliams
John Woolliams University of Edinburgh
Mike Coffey
Mike Coffey Scotland's Rural College
Jennie E. Pryce
Jennie E. Pryce La Trobe University

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Related Online Degrees & Career Pathways

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For those pursuing advanced qualifications, pursuing the doctorate in counseling online can open doors to leadership roles in veterinary behavioral therapy and animal-assisted counseling programs.

Beyond counseling, exploring animal degrees provides important insights into specialized careers such as wildlife conservation, zoology, and veterinary technology, expanding the scope for impactful work with animals.

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