Funding for this research was provided by:
Consejo Nacional de Ciencia y Tecnología (129449 CB-09)
Text and Data Mining valid from 2019-01-30
Received: 15 July 2018
Accepted: 16 January 2019
First Online: 30 January 2019
Compliance with ethical standards
: The authors declare that they have no conflicts of interests.
: The paper reports an on farm study undertaken with 12 participating farmers who had knowledge of the objectives of the work and were duly informed at all times, and their privacy and that of their family respected by not disclosing their names. Recording procedures with dairy cows and replacement stock followed accepted procedures by Universidad Autónoma del Estado de México.