| Tierwohl | |||
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				 Occurrence of injuries according to J. Kirchner et al. (JAS 2012)
				 
				 
				Call feeding removes the sows motivation to fight for station access. Thereby, significant fewer
				fights are started near the station entry. At the same time, injuries occur less frequent. 
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				 Feed intake according to C. Manteuffel et al. (COMPAG 2011)
				 
				 
				The call feeding software continuously supervises the sows feed supply. It automatically 
				adapts the call strategy and the feed contingent to the individual needs of each sow.
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