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Janusz Jamrozik

Janusz Jamrozik

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Animal Science and Veterinary 37 1483 1369 105 98 122 5816

Janusz Jamrozik publications per year

The chart shows the history of publications by Janusz Jamrozik between 1971 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Janusz Jamrozik published across 54 years, from 1971 to 2024, averaging 3 papers a year. Output peaked at 11 publications in 2004. 3 of the 163 publications appeared in the last two years.

No. of publications
2 4 6 8 10
Bar chart. Horizontal axis: year, 1971 to 2024. Vertical axis: number of publications, 0 to 11. Peak 11 publications in 2004. 1971: 1 publication 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 0 publications 1977: 0 publications 1978: 1 publication 1979: 2 publications 1980: 3 publications 1981: 2 publications 1982: 1 publication 1983: 0 publications 1984: 0 publications 1985: 1 publication 1986: 1 publication 1987: 1 publication 1988: 1 publication 1989: 2 publications 1990: 2 publications 1991: 8 publications 1992: 0 publications 1993: 1 publication 1994: 2 publications 1995: 6 publications 1996: 4 publications 1997: 8 publications 1998: 1 publication 1999: 1 publication 2000: 7 publications 2001: 3 publications 2002: 6 publications 2003: 2 publications 2004: 11 publications 2005: 3 publications 2006: 8 publications 2007: 5 publications 2008: 6 publications 2009: 7 publications 2010: 8 publications 2011: 2 publications 2012: 5 publications 2013: 4 publications 2014: 5 publications 2015: 2 publications 2016: 6 publications 2017: 3 publications 2018: 7 publications 2019: 7 publications 2020: 2 publications 2021: 2 publications 2022: 0 publications 2023: 1 publication 2024: 2 publications
1971 2024

163 publications in total across all disciplines

View publications per year as a table
Janusz Jamrozik: publications per year, 1971 to 2024
Year Publications
1971 1
1972 0
1973 0
1974 0
1975 0
1976 0
1977 0
1978 1
1979 2
1980 3
1981 2
1982 1
1983 0
1984 0
1985 1
1986 1
1987 1
1988 1
1989 2
1990 2
1991 8
1992 0
1993 1
1994 2
1995 6
1996 4
1997 8
1998 1
1999 1
2000 7
2001 3
2002 6
2003 2
2004 11
2005 3
2006 8
2007 5
2008 6
2009 7
2010 8
2011 2
2012 5
2013 4
2014 5
2015 2
2016 6
2017 3
2018 7
2019 7
2020 2
2021 2
2022 0
2023 1
2024 2
Total 163
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Janusz Jamrozik publications per year - data summary

  • Janusz Jamrozik, a Animal Science and Veterinary scholar from University of Guelph, has 163 publications recorded across 54 years, from 1971 to 2024.
  • The oldest publication on record dates to 1971 and the most recent to 2024.
  • The most productive year is 2004, with 11 publications.
  • The least productive years with any output are 1971, 1978, 1982, 1985 and others, with 1 publication each.
  • 10 of the 54 years in the span carry no publications at all (1972, 1973, 1974, 1975 and others).
  • The rate of publication averages 3.0 papers per year over the whole span, or 3.7 per year counting only the 44 years with at least one publication.
  • The last 5 years on the chart (2020-2024) hold 7 publications, 4% of the career total.
  • Split into equal eras - 1971-1988: 14 publications (0.8 per year); 1989-2006: 75 publications (4.2 per year); 2007-2024: 74 publications (4.1 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Janusz Jamrozik 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 Janusz Jamrozik sits on this spectrum.

No. of scientists
25 50 75 100
Bar chart with 84 bars. Horizontal axis: publications, 29–33 to 442+. Vertical axis: number of scientists, 0 to 109. Most scientists, 109, have 119–123 publications. The last bar groups every scientist with 442 publications or more. The highlighted bar, 119–123 publications, is where this scientist sits. 29–33 publications: 1 scientist 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
29–33 publications 442+

This scientist: 122 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Animal Science and Veterinary scientists by publication count, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
Publications Scientists This scientist
29–33 1
34–38 6
39–43 17
44–48 23
49–53 28
54–58 44
59–63 66
64–68 75
69–73 71
74–78 85
79–83 108
84–88 105
89–93 84
94–98 103
99–103 97
104–108 95
109–113 89
114–118 88
119–123 109 122
124–128 93
129–133 89
134–138 95
139–143 92
144–148 80
149–153 75
154–158 74
159–163 67
164–168 53
169–173 62
174–178 63
179–183 50
184–188 55
189–193 50
194–198 27
199–203 44
204–208 31
209–213 28
214–218 38
219–223 33
224–228 36
229–233 29
234–238 35
239–243 23
244–248 24
249–253 29
254–258 28
259–263 21
264–268 25
269–273 11
274–278 18
279–283 13
284–288 18
289–293 10
294–298 12
299–303 11
304–308 15
309–313 14
314–318 14
319–323 8
324–328 8
329–333 13
334–338 14
339–343 13
344–348 10
349–353 11
354–358 5
359–363 8
364–368 8
369–373 6
374–378 7
379–383 8
384–388 3
389–393 4
394–398 5
399–403 8
404–408 5
409–413 4
414–418 3
419–423 8
424–428 5
429–433 3
434–438 5
439–441 5
442+ 99
Download as CSV

Janusz Jamrozik publication distribution in Animal Science and Veterinary in 2026 - data summary

  • The chart plots the publication count of all 3,155 Animal Science and Veterinary scientists ranked by Research.com in 2026, grouped into 84 ranges running from 29–33 to 442+ publications.
  • Janusz Jamrozik, a Animal Science and Veterinary scholar from University of Guelph, records 122 publications - the 40th percentile of the discipline.
  • 40% of ranked Animal Science and Veterinary scientists score the same or lower than Janusz Jamrozik, and about 60% score higher.
  • The median of the discipline falls in the 139–143 publications range, and Janusz Jamrozik ranks below the median.
  • The most crowded range is 119–123 publications, holding 109 scientists (3% of the field).
  • 47% of the field sits in the lowest quarter of the value range (up to 129–133 publications), so the distribution leans towards the lower end of the scale.
  • The final bar has no upper bound: it groups every scientist with 442 publications or more, 99 scientists in all (3% of the field).

Janusz Jamrozik 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 Janusz Jamrozik sits on this spectrum.

No. of scientists
50 100 150
Bar chart with 58 bars. Horizontal axis: D-Index, 20 to 77+. Vertical axis: number of scientists, 0 to 158. Most scientists, 158, have 31 D-Index. The last bar groups every scientist with 77 D-Index or more. The highlighted bar, 37 D-Index, is where this scientist sits. 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: 37 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Animal Science and Veterinary scientists by D-index, Research.com 2026 ranking edition. Based on 3,155 ranked scientists.
D-Index Scientists This scientist
20 5
21 22
22 31
23 44
24 53
25 66
26 80
27 101
28 106
29 116
30 154
31 158
32 143
33 137
34 126
35 134
36 112
37 115 37
38 105
39 111
40 107
41 87
42 74
43 62
44 61
45 41
46 51
47 43
48 28
49 47
50 40
51 34
52 33
53 43
54 16
55 32
56 21
57 18
58 28
59 33
60 17
61 21
62 18
63 21
64 9
65 20
66 11
67 16
68 12
69 17
70 13
71 15
72 11
73 11
74 14
75 5
76 6
77+ 100
Download as CSV

Janusz Jamrozik D-index placement in Animal Science and Veterinary in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 3,155 Animal Science and Veterinary scientists ranked by Research.com in 2026, grouped into 58 ranges running from 20 to 77+ D-Index.
  • Janusz Jamrozik, a Animal Science and Veterinary scholar from University of Guelph, records 37 D-Index - the 54th percentile of the discipline.
  • 54% of ranked Animal Science and Veterinary scientists score the same or lower than Janusz Jamrozik, and about 46% score higher.
  • The median of the discipline falls in the 36 D-Index range, and Janusz Jamrozik ranks above the median.
  • The most crowded range is 31 D-Index, holding 158 scientists (5% of the field).
  • 43% of the field sits in the lowest quarter of the value range (up to 34 D-Index), so the distribution leans towards the lower end of the scale.
  • The final bar has no upper bound: it groups every scientist with 77 D-Index or more, 100 scientists in all (3% of the field).

Overview

Janusz Jamrozik is affiliated with the University of Guelph in Canada. Their research primarily focuses on agricultural and biological sciences, with an emphasis on genetics and animal science. The scientist's work spans genetics, animal behavior, nutrition, and disease management within livestock populations.

The main fields of study for Janusz Jamrozik include:

  • Agricultural and Biological Sciences
  • Biochemistry, Genetics and Molecular Biology

Subfields covered in their research consist of:

  • Genetics
  • Animal Science and Zoology
  • Agronomy and Crop Science
  • Small Animals
  • Plant Science

The recurring topics addressed throughout their publications are:

  • Genetic and phenotypic traits in livestock
  • Effects of Environmental Stressors on Livestock
  • Ruminant Nutrition and Digestive Physiology
  • Animal Behavior and Welfare Studies
  • Animal Disease Management and Epidemiology
  • Genetic Mapping and Diversity in Plants and Animals
  • Genetics and Plant Breeding

Janusz Jamrozik has authored multiple papers, including:

  • Symposium review: Multiple-trait single-step genomic evaluation for hoof health, 2020, Journal of Dairy Science
  • Development of genomic evaluation for methane efficiency in Canadian Holsteins, 2024, JDS Communications
  • Phenotypic and genomic modeling of lactation curves: A longitudinal perspective, 2024, JDS Communications
  • Estimation of genetic parameters for feed efficiency traits using random regression models in dairy cattle, 2023, Journal of Dairy Science

The scientist collaborates frequently with several co-authors, notably:

  • Flávio S. Schenkel
  • F. Miglior
  • Hinayah Rojas de Oliveira
  • A. Fleming
  • F. Malchiodi

Janusz Jamrozik's publications are often found in the journal venues:

  • JDS Communications
  • Journal of Dairy Science

Best Publications

  • Estimates of Genetic Parameters for a Test Day Model with Random Regressions for Yield Traits of First Lactation Holsteins

    J. Jamrozik;L.R. Schaeffer

  • Genetic Evaluation of Dairy Cattle Using Test Day Yields and Random Regression Model

    J. Jamrozik;L.R. Schaeffer;J.C.M. Dekkers

  • Estimates of Genetic Parameters for Canadian Holstein Female Reproduction Traits

    J. Jamrozik;J. Fatehi;G.J. Kistemaker;L.R. Schaeffer

  • Experience with a Test-Day Model

    L. R. Schaeffer;J. Jamrozik;G. J. Kistemaker;B. J. Van Doormaal

  • Genetic Analysis of Milk Urea Nitrogen and Lactose and Their Relationships with Other Production Traits in Canadian Holstein Cattle

    F. Miglior;A. Sewalem;A. Sewalem;J. Jamrozik;J. Bohmanova

  • Estimation of Genetic Parameters for Test Day Records of Somatic Cell Score

    R. Reents;J. Jamrozik;L.R. Schaeffer;J.C.M. Dekkers

  • Estimation of Genetic Parameters for Concentrations of Milk Urea Nitrogen

    G.M. Wood;P.J. Boettcher;P.J. Boettcher;J. Jamrozik;G.B. Jansen

  • Comparison of possible covariates for use in a random regression model for analyses of test day yields

    J. Jamrozik;G.J. Kistemaker;J.C.M. Dekkers;L.R. Schaeffer

  • Strategies for Estimating the Parameters Needed for Different Test-Day Models

    I. Misztal;T. Strabel;J. Jamrozik;E.A. Mäntysaari

  • Comparison of Random Regression Models with Legendre Polynomials and Linear Splines for Production Traits and Somatic Cell Score of Canadian Holstein Cows

    J. Bohmanova;F. Miglior;F. Miglior;J. Jamrozik;I. Misztal

  • Analysis of Milk Urea Nitrogen and Lactose and Their Effect on Longevity in Canadian Dairy Cattle

    F. Miglior;F. Miglior;A. Sewalem;A. Sewalem;J. Jamrozik;D.M. Lefebvre

  • Multiple-trait prediction of lactation yields for dairy cows.

    L.R. Schaeffer;J. Jamrozik

  • Genetic Parameters for a Multiple-Trait Multiple-Lactation Random Regression Test-Day Model in Italian Holsteins

    B.L. Muir;G. Kistemaker;J. Jamrozik;F. Canavesi

  • Analysis of persistency of lactation calculated from a random regression test day model

    J Jamrozik;G Jansen;L R Schaeffer;Z Liu

  • Genetic analysis of milk β-hydroxybutyrate and its association with fat-to-protein ratio, body condition score, clinical ketosis, and displaced abomasum in early first lactation of Canadian Holsteins.

    A. Koeck;J. Jamrozik;F.S. Schenkel;R.K. Moore

  • Approximate accuracies of prediction from random regression models

    J Jamrozik;L.R Schaeffer;G.B Jansen

  • Comparison of random regression test-day models for Polish Black and White cattle.

    T. Strabel;J. Szyda;E. Ptak;J. Jamrozik

  • Invited review: Advances and applications of random regression models: From quantitative genetics to genomics

    H R Oliveira;L F Brito;D A L Lourenco;F F Silva

  • Genetic analysis of milk production traits of polish black and white cattle using large-scale random regression test-day models

    T. Strabel;J. Jamrozik

  • Random regression models: a longitudinal perspective

    L.R. Schaeffer;J. Jamrozik

  • Genetic and environmental relationships between body condition score and milk production traits in Canadian Holsteins.

    S. Loker;C. Bastin;F. Miglior;F. Miglior;A. Sewalem;A. Sewalem

Frequent Co-Authors

Filippo Miglior
Filippo Miglior University of Guelph
L.R. Schaeffer
L.R. Schaeffer University of Guelph
Flavio S Schenkel
Flavio S Schenkel University of Guelph
A. Sewalem
A. Sewalem Agriculture and Agriculture-Food Canada
David F. Kelton
David F. Kelton University of Guelph
Jack C. M. Dekkers
Jack C. M. Dekkers Iowa State University
Ignacy Misztal
Ignacy Misztal University of Georgia
Daniela Lourenco
Daniela Lourenco University of Georgia
J. W. Wilton
J. W. Wilton University of Guelph
Stephen P. Miller
Stephen P. Miller University of New England

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