World's Best Scientists 2026 revealed!
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Animal Science and Veterinary
USA
2023

D-Index & Metrics

Animal Science and Veterinary

D-Index
72
Citations
16253
World Ranking
143
National Ranking
44

Glen A. Broderick 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 Glen A. Broderick 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: 172 publications — 65th percentile

65% of scientists in this discipline score the same or lower.

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

Glen A. Broderick 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 Glen A. Broderick 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: 72 D-Index — 96th percentile

96% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2023 - Research.com Animal Science and Veterinary in United States Leader Award
  • 2021 - Distinguished Service Award, American Dairy Science Association
  • 2019 - American Dairy Science Association Fellowship Award
  • 1997 - American Feed Industry Association Award, American Dairy Science Association

Overview

What is he best known for?

The fields of study he is best known for:

  • Enzyme
  • Biochemistry
  • Amino acid

His main research concerns Silage, Food science, Dry matter, Latin square and Rumen. Silage is a subfield of Agronomy that he tackles. His studies deal with areas such as Animal science and Animal feed as well as Agronomy.

In most of his Dry matter studies, his work intersects topics such as Dairy cattle. His biological study deals with issues like Meal, which deal with fields such as Ingredient. His Rumen study incorporates themes from Microorganism, Digestion, Casein and Protein degradation.

His most cited work include:

  • Effect of replacing alfalfa silage with high moisture corn on ruminal protein synthesis estimated from excretion of total purine derivatives (454 citations)
  • A statistical evaluation of animal and nutritional factors influencing concentrations of milk urea nitrogen (426 citations)
  • Effect of dietary crude protein concentration on milk production and nitrogen utilization in lactating dairy cows. (296 citations)

What are the main themes of his work throughout his whole career to date?

Glen A. Broderick spends much of his time researching Silage, Animal science, Dry matter, Rumen and Food science. The various areas that Glen A. Broderick examines in his Silage study include Dairy cattle, Lactose, Latin square and Neutral Detergent Fiber, Forage. The Animal science study combines topics in areas such as Urea, Meal, Agronomy and Omasum.

His Urea study integrates concerns from other disciplines, such as Excretion and Ammonia. His Rumen research is multidisciplinary, relying on both Digestion, Protein degradation, Animal feed and Methionine. His work on Blood meal and Fermentation as part of general Food science research is often related to Lactation and Meat and bone meal, thus linking different fields of science.

He most often published in these fields:

  • Silage (56.38%)
  • Animal science (59.06%)
  • Dry matter (47.65%)

What were the highlights of his more recent work (between 2009-2021)?

  • Animal science (59.06%)
  • Rumen (48.99%)
  • Silage (56.38%)

In recent papers he was focusing on the following fields of study:

His primary areas of investigation include Animal science, Rumen, Silage, Dry matter and Agronomy. His studies in Animal science integrate themes in fields like Canola, Meal, Latin square, Digestion and Forage. The study incorporates disciplines such as Urea, Protein degradation and Methionine in addition to Rumen.

His Silage study incorporates themes from Lauric acid, Fermentation, Neutral Detergent Fiber and Lactose. His Dry matter study frequently links to related topics such as Dairy cattle. His work on Trefoil, Fibre content, Cynodon dactylon and Brachiaria as part of general Agronomy study is frequently linked to Tropics, therefore connecting diverse disciplines of science.

Between 2009 and 2021, his most popular works were:

  • Effect of forage-to-concentrate ratio in dairy cow diets on emission of methane, carbon dioxide, and ammonia, lactation performance, and manure excretion (143 citations)
  • Quantifying Forage Protein Quality (73 citations)
  • Effect of feeding different sources of rumen-protected methionine on milk production and N-utilization in lactating dairy cows (62 citations)

In his most recent research, the most cited papers focused on:

  • Enzyme
  • Biochemistry
  • Amino acid

His primary scientific interests are in Agronomy, Dry matter, Animal science, Neutral Detergent Fiber and Silage. His Dry matter research includes elements of Dairy cattle and Meal, Food science. As part of his studies on Animal science, Glen A. Broderick frequently links adjacent subjects like Rumen.

Glen A. Broderick has included themes like Protein degradation and Animal feed in his Rumen study. Within one scientific family, Glen A. Broderick focuses on topics pertaining to Lactose under Neutral Detergent Fiber, and may sometimes address concerns connected to Latin square and Legume. Glen A. Broderick combines subjects such as Lactobacillus plantarum, Fermentation, Biochemistry and Bacterial growth with his study of Silage.

Best Publications

  • Effect of replacing alfalfa silage with high moisture corn on ruminal protein synthesis estimated from excretion of total purine derivatives

    R.F.D. Valadares;G.A. Broderick;S.C. Valadares Filho;M.K. Clayton

  • A statistical evaluation of animal and nutritional factors influencing concentrations of milk urea nitrogen

    Glen A. Broderick;Murray K. Clayton

  • Effects of varying dietary protein and energy levels on the production of lactating dairy cows.

    Unknown

  • Effect of dietary crude protein concentration on milk production and nitrogen utilization in lactating dairy cows.

    J.J. Olmos Colmenero;G.A. Broderick

  • A 100-Year Review: Protein and amino acid nutrition in dairy cows.

    Charles G. Schwab;Glen A. Broderick

  • Effect of forage-to-concentrate ratio in dairy cow diets on emission of methane, carbon dioxide, and ammonia, lactation performance, and manure excretion

    M.J. Aguerre;M.A. Wattiaux;J.M. Powell;G.A. Broderick

  • Markers for quantifying microbial protein synthesis in the rumen.

    Glen A. Broderick;Neal R. Merchen

  • Dietary manipulation in dairy cattle: laboratory experiments to assess the influence on ammonia emissions.

    T.H. Misselbrook;J.M. Powell;G.A. Broderick;J.H. Grabber

  • Effect of dietary level of rumen-degraded protein on production and nitrogen metabolism in lactating dairy cows.

    Unknown

  • Control of Rate and Extent of Protein Degradation

    G.A. Broderick;R.J. Wallace;E.R. Ørskov

  • Desirable characteristics of forage legumes for improving protein utilization in ruminants.

    Glen A. Broderick

  • Determination of protein degradation rates using a rumen in vitro system containing inhibitors of microbial nitrogen metabolism

    Glen A. Broderick

  • Quantitation of microorganisms associated with the particulate phase of ruminal ingesta.

    Craig Wm;Broderick Ga;Ricker Db

  • Effects of Different Protein Supplements on Milk Production and Nutrient Utilization in Lactating Dairy Cows

    A.F. Brito;G.A. Broderick

  • Effect of molasses supplementation on the production of lactating dairy cows fed diets based on alfalfa and corn silage.

    G.A. Broderick;W.J. Radloff

  • Effect on Production of Replacing Dietary Starch with Sucrose in Lactating Dairy Cows

    G.A. Broderick;N.D. Luchini;S.M. Reynal;G.A. Varga

  • Synthesis of Microbial Protein in Ruminally Cannulated Cows Fed Alfalfa Silage, Alfalfa Hay, or Corn Silage

    Alexander N. Hristov;Glen A. Broderick

  • Excretion of purine derivatives by Holstein cows abomasally infused with incremental amounts of purines

    D.B. Vagnoni;G.A. Broderick;M.K. Clayton;R.D. Hatfield

  • Effect of supplementing rumen-protected methionine on production and nitrogen excretion in lactating dairy cows.

    G.A. Broderick;M.J. Stevenson;R.A. Patton;N.E. Lobos

  • Effect of replacing alfalfa silage with high moisture corn on nutrient utilization and milk production.

    S.C. Valadares Filho;G.A. Broderick;R.F.D. Valadares;M.K. Clayton

  • Milk production response to supplementation with encapsulated methionine per Os or casein per abomasum.

    G.A. Broderick;T. Kowalczyk;L.D. Satter

  • Expeller soybean meal and corn by-products versus solvent soybean meal for lactating dairy cows fed alfalfa silage as sole forage.

    Glen A. Broderick;Glen A. Broderick;D. Bradford Ricker;D. Bradford Ricker;L. Spence Driver;L. Spence Driver

  • Effect of formic acid or formaldehyde treatment of alfalfa silage on nutrient utilization by dairy cows.

    Sarah A. Nagel;Glen A. Broderick;Glen A. Broderick

  • Performance of Lactating Dairy Cows Fed Either Alfalfa Silage or Alfalfa Hay as the Sole Forage

    Glen A. Broderick

Frequent Co-Authors

Richard E. Muck
Richard E. Muck University of Wisconsin–Madison
J. M. Powell
J. M. Powell Agricultural Research Service
John H. Grabber
John H. Grabber Agricultural Research Service
Murray K. Clayton
Murray K. Clayton University of Wisconsin–Madison
Michel A. Wattiaux
Michel A. Wattiaux University of Wisconsin–Madison
Tom Misselbrook
Tom Misselbrook Rothamsted Research
Kevin J. Shinners
Kevin J. Shinners University of Wisconsin–Madison
Seppo Ahvenjärvi
Seppo Ahvenjärvi Natural Resources Institute Finland
Gabriella A. Varga
Gabriella A. Varga Pennsylvania State University
Pekka Huhtanen
Pekka Huhtanen Swedish University of Agricultural Sciences

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Related Online Degrees & Career Pathways

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Lastly, pursuing an advanced research or leadership role is possible through an online doctorate in counseling. This path prepares graduates to influence policy, lead organizations, or teach future practitioners.

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