There is no pressure placed on families to donate organs. Families can specify which organs and tissues are donated. If you have an opinion about this then you should let your family know. Many religions support donation on the grounds that it is a gift of life to another person. If you are in doubt you should talk to your minister, priest or elder.
Many people tick 'yes' to become a donor on their driver's licence form.
This is an indication of what you want. If a person would be a suitable organ donor, a doctor in the hospital will always talk to the family members and explain what is required. Most people dislike the idea of talking about what will happen after they die - but unless you talk to your family about your wish to be a donor they may never know. They include provisional NZ livestock totals for cattle, sheep, deer, pigs and goats. Separate estimates for the North and South Island are available for sheep.