Table A1.

Survey questions used to attain respondent and farm demographic information, including the response options provided for each question.

Q#	Question Text	Response Options
2.1	What is your age?	Text box provided
2.2	What is your gender?	Male Female Other Prefer not to answer
2.3	Approximately how long have you worked with dairy cattle?	Text box provided
2.4	What is your highest level of education?	Some high school High school diploma/GED Associates degree/certificate Bachelor’s degree Graduate degree (e.g., MS, MBA, PhD)/ professional degree (e.g., DVM)
2.5	Approximately how many adult cows (lactating and dry) are on the facility where you currently work?	Text box provided
2.6	Approximately how many heifers and calves are on the facility where you currently work?	Text box provided
2.7	With which of the following cattle groups do you currently work? (select all that apply)	Pre-weaned calves Weaned heifers Mature cows Bulls
2.8	Which of the following best describes your role on the dairy facility where you currently work?	Farm owner Farm manager Animal caretaker/employee Veterinarian Other, please specify: Text box provided
2.9	In the past 12 months, have any dairy cattle been euthanized on the facility where you currently work?	Yes No
	If yes → Q2.10: Which groups of dairy cattle have you euthanized? (select all that apply)	Dairy bulls or dairy yearling bulls Dairy steers/beef Pre-weaned calves (calves still on milk) Weaned heifers Adult cows
2.11	Who performs most euthanasia on the facility where you currently work?	I do Someone else (see Figure 1)
	If someone else → Q2.12: If someone else performs most euthanasia, what is this person’s role?	Farm owner Farm manager Animal caretaker employee Veterinarian Renderer, how frequently does the renderer come to this facility?: Text box provided Other, please specify: Text box provided
2.14	Who makes most of the decisions on the facility to euthanize an animal?	I do Someone else (see Figure 2)
	If someone else → Q2.15: If someone else makes most of the decisions to euthanize an animal, what is this person’s role?	Farm owner Farm manager Animal caretaker /employee Veterinarian Other, please specify: Text box provided
2.16	Do you have a written protocol for dairy cattle euthanasia on the facility where you currently work?	Yes No
	If yes → Q2.17: Was the written euthanasia protocol developed in consultation with the farm veterinarian?	Yes
		No
2.18	In the past 12 months, how often was the farm veterinarian consulted before euthanizing dairy cattle (lactating dairy cows, dairy heifers, dairy calves) on the facility where you currently work?	Always/every case
		Often/most cases
		Sometimes/a few cases
		Never/no cases