Professor

Senior Lecturer

Contact info rosei-amponsah@ug.edu.gh

About

Prof. Osei-Amponsah is a Professor of Animal Breeding Genetics and Head of Department of Animal Science, School of Agriculture, University of Ghana. He has post-doctoral research experience from Cambridge University, UK and at the University of Melbourne, Australia. He serves on the governing Board of the West African Livestock Innovation Centre (WALIC), the Gambia and on the Executive Committee of the All-African Society of Animal Production (AASAP). He is deeply passionate about educating the next generation of agricultural scientists and has successfully supervised and mentored 52 undergraduate (BSc) and 9 graduate (Masters and PhD) students, guiding them to the successful completion of their research projects. He teaches Animal Breeding and Genetics, Quantitative and Population Genetics, Biometry and Human Physiology. He is a team player with excellent interpersonal skills and a commitment to continuous learning and sharing knowledge with colleagues and students. Prof. Richard Osei-Amponsah is an ordained minister of the Presbyterian Church of Ghana.

Education

University of Ghana
BSc. Biological Science
November 2021 - June 2022

University of Ghana
BSc. Biological Science
November 2021 - June 2022

University of Ghana
BSc. Biological Science
November 2021 - June 2022

Research Interest

Applied Mathematics

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Earth Science

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Publications

Selected Journal Publications (since 2020)

  1. Bai, M., Prathap, P., Elayadeth-Meethal, M., Flavel, M., Eckard, R., Dunshea, F.R., Osei-Amponsah, R., Ashar, M.J., Chen, D. and Chauhan, S., 2025. Polyphenol-Containing Feed Additive Polygain™ Reduces Methane Production and Intensity from Grazing Dairy Cows Measured Using an Inverse-Dispersion Technique. Animals, 15(7), p.926.
    1. Osei-Amponsah, R., Prathap, P., Dunshea, F. R., Eckard, R., Flavel, M., Elayadeth-Meethal, M., & Chauhan, S. S. 2025. Sugarcane Extract (Polygain™) Supplementation Reduces Enteric Methane Emission in Dairy Calves. Animals, 15(6), 781. https://doi.org/10.3390/ani15060781
      1. Agyemang-Duah, E., Poku, R. A., Naazie, A., Dessie, T., & Osei-Amponsah, R. (2025). Egg quality and hatchability of Kuroiler and local Ghanaian chickens. Ghanaian Journal of Animal Science, 16(1), 88-96.         https://www.ajol.info/index.php/gjansci/article/view/297034
      2. Poku, R. A., Agyemang-Duah, E., Donkor, S., Ayizanga, R. A., Osei-Amponsah, R., Rekaya, R., & Aggrey, S. E. 2024. Changes in rectal temperature as a means of assessing heat tolerance and sensitivity in chickens. Tropical Animal Health and Production, 56(9), 391.
      3. Osei-Amponsah, R., Poku, R. A., Duah, E. A., Naazie, A., Ayizanga, R., Njamba, H., ... & Dessie, T. 2024. Genetics solutions for improved chicken production in Ghana. In Genetic Resources (Vol. 5, No. 10, pp. 107-116). https://doi.org/10.46265/genresj.OFCR3000
      4. Gupta, M., Vaidya, M., Kumar, S., Singh, G., Osei-Amponsah, R., & Chauhan, S. S. 2025. Heat stress: a major threat to ruminant reproduction and mitigating strategies. International Journal of Biometeorology, 69(1), 209-224.
      5. Adam N R, Adjorlolo L K, Obese F Y, Osae M, Ayizanga R A, Osei-Amponsah R and Nagetey A 2024. Intake, growth performance and nutrient digestibility of broiler chicken fed diets containing black soldier fly larvae meal. Livestock Research for Rural Development. Volume 36, Article #52. Retrieved August 26, 2025, from http://www.lrrd.org/lrrd36/5/3652LKad.html
      6. Tijjani, A., Kambal, S., Terefe, E., Njeru, R., Ogugo, M., Ndambuki, G., Missohou, A., Traore, A., Salim, B., Ezeasor, C., D'andre, C., Obishakin, E., Diallo, B., Talaki, E., Abdoukarim, I., Nash, O., Osei-Amponsah, R., Ravaorimanana, S., Zegeye, T., Mukasa, C., James Prendergast, C., Han, J-L., Hanotte, O., Isaa, Y., Marshall, K., Kemp, S., & Christian Tiambo. 2024. Genomic Reference Resource for African Cattle: Genome Sequences and High-Density Array Variants. Scientific Data 11(1), 801. https://doi.org/10.1038/s41597-024-03589-2
      7. Aryee, S.N.D., Owusu-Adjei, D., Osei-Amponsah, R., Skinner, B.M., Amuzu-Aweh, E.N., Ahunu, B., Enright, A., & Sargent, C.A. (2024). Population Structure and Genomic Characterisation of the Ashanti Dwarf Pig of Ghana. Animals, 14, 792. https://doi.org/10.3390/ani14050792
      8. Wikondi, J., Meutchieye, F., Adenyo, C., Osei-Amponsah, R., Kayang, B.B., Tomedi, M.E.T., (2023). Genetic diversity of bonytongue fish Heterotis niloticus (Cuvier, 1829) in Cameroon, Central Africa, Scientific African, 22, e01975. https://doi.org/10.1016/j.sciaf.2023.e01975
      9. Ojango, J.M.K., Okpeku, M., Osei-Amponsah, R., Kugonza, D.R., Mwai, O. and Changunda, M.G.G., & Olori,V. E., 2023. Dorper sheep in Africa: A review of their use and performance in different environments. CABI Reviews, doi:10.1079/cabireviews.2023.0042, CABI International.
      10. Chauhan, S. S., Zhang, M., Osei-Amponsah, R., Clarke, I., Sejian, V., Warner, R., & Dunshea, F. R. (2023). Impact of heat stress on ruminant livestock production and meat quality, and strategies for amelioration. Animal Frontiers, 13(5),60-68. https://doi.org/10.1093/af/vfad046
      11. Osei-Amponsah, R., Dunshea, F.R., Leury, B.J., Abhijith, A., & Chauhan, S.S. (2023). Association of Phenotypic Markers of Heat Tolerance with Australian Genomic Estimated Breeding Values and Dairy Cattle Selection Indices. Animals 13,2259. https://doi.org/10.3390/ani13142259
      12. Birhanu, M.Y., Osei-Amponsah, R., Obese, F.Y., & Dessie, T. (2023). Smallholder poultry production in the context of increasing global food prices: roles in poverty reduction and food security, Animal Frontiers 13(1),17-25. https://doi.org/10.1093/af/vfac069
      13. Djimenou D., Adoligbe, C.M, Aboh, A.B., Amagnide A.G., Osei-Amponsah, R., Aime, K.E. , Tobada, P.C., & Kouadande, D.O. (2021). Assessment of reproductive performances of native sows in Southern Benin. Translational Animal Science, 5(2),1-7. https://doi.org/10.5897/IJLP2020.0716
      14. Hagan, B., Timpong-Jones, E.C., & Osei-Amponsah, R. (2022). Herder-farmer conflicts amidst COVID-19 pandemic in West Africa. Ghanaian Journal of Animal Science 12(1),1-11. https://www.researchgate.net/publication/361764926
      15. Adoligbe, C., Hounkeala, T., Djimenou, D., Adido, S., Goussanou, A., Osei- Amponsah, R., Koudande, D., & Farougou, S., (2022). Muturu Cattle Breed in Benin: Distribution, Phenotypic Diversity, Perception of Cattle Keepers and Implications for the Breed conservation. Genetics & Biodiversity Journal, 6(1):196–218. https://doi.org/10.46325/gabj.v6i1.210
      16. Obese, F. Y., Osei-Amponsah, R., Otsyina, H. R., & Bekoe, E., (2022). Mitigating the Impact of Covid-19 on Ghana’s Livestock Industry: The Role of Stakeholders. European Journal of Agriculture and Food Sciences, 4(3):77–80. https://doi.org/10.24018/ejfood.2022.4.3.507
      17. Agyemang-Duah, E., Bekoe, L.E., Oppong-Anane, K. and Osei-Amponsah, R., 2022. Sustainable Cattle Ranching in West Africa – A Review. Ghanaian Journal of Animal Science 12(1),12-25.
      18. Osei-Amponsah, R., Kanlisi, R., Adjei, O.D., & Naazie, A., 2022. A review on the impact of gene flow on diversity of animal genetic resources. Ghanaian Journal of Animal Science 12(1),26-36.
      19. Zhang, M., Warner, R.D., Dunshea, F.R., DiGiacomo, K., Joy, A., Abhijith, A., Osei- Amponsah, R., Hopkins, D. L., Ha, M., & Chauhan, S.S., 2021. Impact of heat stress on the growth performance and retail meat quality of 2nd cross (Poll Dorset × (Border Leicester × Merino)) and Dorper lambs, Meat Science, 181,108581, https://doi.org/10.1016/j.meatsci.2021.108581
      20. Joy, A., Taheri, S., Dunshea, F.R., Leury, B.J., DiGiacomo, K., Osei- Amponsah, R., Brodie, G., & Chauhan, S.S., 2021. Non-invasive measure of heat stress in sheep using machine learning techniques and infrared thermography, Small Ruminant Research, 207,106592. ISSN: 0921-4488, https://doi.org/10.1016/j.smallrumres.2021.106592.
      21. Djimenou D., Adoligbe, C.M, Aboh, A.B., Amagnide A.G., Osei-Amponsah, R., Aime, K.E. , Tobada, P.C., & Kouadande, D.O., 2021. Assessment of reproductive performances of native sows in Southern Benin. Translational Animal Science, 5(2),1-7. https://doi.org/10.5897/IJLP2020.0716
      22. Abhijith, A., Warner, R.D., Ha, M., Frank R. Dunshea, F.R., Leury, B.J., Minghao Zhang, M., Joy, A., Osei-Amponsah, R., & Chauhan, S.C., 2021. Effect of slaughter age and post-mortem days on meat quality of longissimus and semimembranosus muscles of Boer goats. Meat Science 175,108466. https://doi.org/10.1016/j.meatsci.2021.108466
      23. Aryee, S.N.D., Owusu-Adjei, D., Osei-Amponsah, R., Skinner, B., Sowatey, E., & Sargent, C.A., 2021. Sustainable genomic research for food security in sub-Saharan Africa. Agriculture & Food Security 10, 8. https://doi.org/10.1186/s40066-021-00287-9
      24. Obese, F.Y., Osei-Amponsah, R., Timpong-Jones, E., & Bekoe, E. (2021). Impact of COVID-19 on animal production in Ghana. Animal Frontiers 11(1):43–46. https://doi.org/10.1093/af/vfaa056
      25. Chauhan, S.S., Osei-Amponsah, R., Sejian, V., & Dunshea, F.R., 2021. Applications of Genetic Selection in Breeding for Thermo-Tolerance in Livestock. In: Sejian, V., Chauhan, S.S., Devaraj, C., Malik, P.K., Bhatta, R. (eds) Climate Change and Livestock Production: Recent Advances and Future Perspectives. Springer, Singapore. https://doi.org/10.1007/978-981-16-9836-1_16
      26. Adjei, O.D., Aryee, S.N.D., Ahunu, B.K., Sargent, C. and Osei-Amponsah, R. 2020. Signatures of Genomic Selection and Pig Breeding – A Review. Bulletin of Animal Health and Production in Africa, 68(2):145-152.
      27. Joy, A., Dunshea, F.R., Leury, B.J., DiGiacomo, K., Clarke, I.J., Zhang, M.H., Abhijith, A., Osei-Amponsah, R. and Chauhan, S.S. 2020. Comparative Assessment of Thermotolerance in Dorper and Second-Cross (Poll Dorset/Merino × Border Leicester) Lambs. Animals 10(12): 2441.  https://doi.org/10.3390/ani10122441
      28. Osei-Amponsah, R., Mbuku, S.M., Leandro, M., Ochieng, J.W., Rege, J.E.O. and Chagunda, M.G.G. 2020. Innovations to harness the potential of African Animal Agriculture in a Globalizing World – Empowering Professional National Animal Production Societies. Bulletin of Animal Health and Production in Africa, 68(2):201-207.
      29. Osei-Amponsah, R., Asem, E.K. and Obese, F.Y. 2020. Cattle crossbreeding for sustainable milk production in the tropics. International Journal of Livestock Production, 11(4): 108-113.
      30. Osei-Amponsah, R. and William, E.C. 2020. Breeding Objectives, Trait Preferences and Indigenous Knowledge of Local Cattle Farmers in Selected Districts of the Greater Accra Region of Ghana. Bulletin of Animal Health and Production in Africa, 68(2):153-164.
      31. Osei-Amponsah, R., Dunshea, F.R., Leury, B.J., Cheng, L., Cullen, B., Joy, A., Abhijith, A., Zhang, M.H. and Chauhan, S.S. 2020. Heat Stress Impacts on Lactating Cows Grazing Australian Summer Pastures on an Automatic Robotic Dairy. Animals 10(5): 869, 12 pages. https://doi.org/10.3390/ani10050869
      32. Zhang, M., Dunshea, F.R., Warner, R.D., DiGiacomo, K., Osei-Amponsah, R. and Chauhan, S. S. 2020. Impacts of heat stress on meat quality and strategies for amelioration: a review. International Journal of Biometeorology 64, 1613–1628. https://doi.org/10.1007/s00484-020-01929-6

Adoligbe, C., Fernandes, A., Osei-Amponsah, R., Adje, N. D., Gbedevi, R., Fonton, M. C., Rosa, G. J. M., & Souaibou, F. S. 2020. Native chicken farming: A tool for wealth creation and food security in Benin. International Journal of Livestock Production, 11(4), 146-162. https://doi.org/10.5897/IJLP2020.0716