1. Canfax. “Production and management practices that drive profitability.” Canfax Research Services, 2017. Internet site: https://www.canfax.ca/CRS/2017%2009%20Production%20and%20Management%20Practices%20that%20Drive%20Profitability.pdf
2. Neonatal immune development in the calf and its impact on vaccine response;Chase;Veterinary Clinics of North America: Food Animal Practice,2008
3. Oginskyy, A. , and Boyda, A. . “AgriProfit$ 2016 - 2020 economic, productive and financial performance of Alberta cow/calf operations.” Alberta Agriculture and Forestry, Government of Alberta, 2022. Internet site: https://open.alberta.ca/dataset/781f2072-bdb5-40be-a7df-a0a44a760017/resource/81c299c5-4cd9-4f45-a71e-d89e36a54c92/download/afred-itrb-economic-productive-financial-performance-alberta-cow-beef-2016-2020.pdf (Accessed May, 2022).
4. Prevalence and risk factors for dystocia in dairy cattle: A review
5. Berger, A. (2014). University of Nebraska-Lincoln; Cow depreciation for cow-calf producers. Internet site: https://beef.unl.edu/cow-depreciation-for-cow-calf-producers (Accessed February, 2024).