Received: 26 May 2021
Accepted: 10 January 2022
First Online: 28 January 2022
: All methods used in this study were carried out in accordance with relevant guidelines and consent for this was obtained from the University of Tartu Ethics Committee for Human Research (Protocol nr 292/T-18, date 15.04.2019). Informed consent was obtained from all subjects participating in the study. Permission to analyze the data and publish the study results was given by the Estonian Agricultural Registers and Information Board and Estonian Livestock Performance Recording Ltd. by providing the data in response to a written statement explaining the purpose of the study and publication of the study results. No interventions were performed on animals in this study.
: Not applicable.
: The authors declare that they or the veterinary pharmaceutical distributors have no competing interests.