interpreting cattle vocalisations: a way to revolutionise cattle welfare and production ·...

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Interpreting cattle vocalisations: A way to revolutionise cattle welfare and production

Alexandra GreenPhD CandidateDairy Science Groupa.green@sydney.edu.au

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Aims

To characterise the vocalisations of dairy cattle in response to both positive and negative farming contexts

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Scientific Output: The individuality of the heifer’s voice

Heifer 44

Heifer 41 Feed anticipation

Feed anticipation

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Scientific Output: Differences in heifer vocalisations across contexts

Heifer 21 feed anticipation

Heifer 21 partial isolation- Negative context

- Positive context

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Scientific output: Cattle call types

Open mouth vocalisation

Closed mouth vocalisation

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Industry Impact

– Acoustic monitoring tool– Welfare and animal condition

– Complement existing animal technologies– Increase accuracy of heat detection

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Increasing connectivity

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Questions?