Animal list
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The magnifying glass 
leads to a simple full-text search for ear tag, stall no. or name (This setting also applies to other lists)
The sorting can be changed by tapping.
Cow
Cattle
The symbols on the right edge indicate the reproduction status:
Open
Inseminated
Pregnant
Non-pregnant
Dry
Inseminationsstop
Barren
If animal is 
marked, there is an active waiting period for milk and/or meat.
The animal list can be sorted by tapping the [] button.