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Effect of music on milk productionEffect of music on milk production

)and feed intake in )dairy cattle)and feed intake in )dairy cattle

Presented by: Mohammad mayyasPresented by: Mohammad mayyasSupervisor: proff. rami kiridliSupervisor: proff. rami kiridli

Faculty : agricultureFaculty : agriculture

Department : animal productionDepartment : animal production

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Many people like music especially calmMany people like music especially calm

music, because it gives them emotion,music, because it gives them emotion,

memory evokes, good mood, reducingmemory evokes, good mood, reducing

. pain, relaxation, and so on. pain, relaxation, and so onThis is in regard to humans , but whatThis is in regard to humans , but what

about dairy cattleabout dairy cattle

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Effect ofEffect ofmusicmusicon milkon milk

production and feed intake inproduction and feed intake in

dairy cattledairy cattle

Many studies and researches about theMany studies and researches about theeffect of music on milk production ineffect of music on milk production in

cows ,state that music has a positivecows ,state that music has a positive

effect on milk production in cowseffect on milk production in cows

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A study in India, showed that IndianA study in India, showed that Indian

classical music was played 10 minclassical music was played 10 min

before and was continued until thebefore and was continued until the

completion of evening milking ,it wascompletion of evening milking ,it was

shown that overall milk productionshown that overall milk production

% increased by 12.64% increased by 12.64

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Another study carried out at LSAHAnother study carried out at LSAH

dairies in humberside strong 1000dairies in humberside strong 1000

Friesian cattle herd were exposed toFriesian cattle herd were exposed to

fast ,slow and no music for 12 hs afast ,slow and no music for 12 hs a

day ,the researchers found that eachday ,the researchers found that each

cows milk yield rose by 3% a daycows milk yield rose by 3% a day

when slow music ,rather than fastwhen slow music ,rather than fastmusic ,was playedmusic ,was played

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The results of the study were asThe results of the study were as

: follows: follows

Slow music =24.0995 lit /cow/daySlow music =24.0995 lit /cow/day

No music =23.8907 lit/cow/dayNo music =23.8907 lit/cow/day

Fast music =23.3666 lit/cow/dayFast music =23.3666 lit/cow/day

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.............. This is the effect.............. This is the effect

ButBut

WhyWhy andandhowhow??

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? Why? Why

Researches show that because theResearches show that because the

music give animals emotionmusic give animals emotion

,relaxation and reducing the stress,,relaxation and reducing the stress,

that enhance the release of that enhance the release of

oxytocinoxytocin

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So , the secrete is oxytocinSo , the secrete is oxytocin

Is a mammalian hormone that alsoIs a mammalian hormone that also

acts as neurotransmitter in theacts as neurotransmitter in the

brainbrain

Nonapeptide(composed of 9 aminoNonapeptide(composed of 9 amino

(acids(acids

role: social recognition, anxiety, trustrole: social recognition, anxiety, trust

.,maternal behaviors.,maternal behaviors

Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Leu-Gly

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Oxytocin structureOxytocin structure

CC4343HH6666NN1212OO1212SS22

http://en.wikipedia.org/wiki/Hydrogenhttp://en.wikipedia.org/wiki/Hydrogenhttp://en.wikipedia.org/wiki/Nitrogenhttp://en.wikipedia.org/wiki/Nitrogenhttp://en.wikipedia.org/wiki/Oxygenhttp://en.wikipedia.org/wiki/Oxygenhttp://en.wikipedia.org/wiki/Sulfurhttp://en.wikipedia.org/wiki/Sulfurhttp://en.wikipedia.org/wiki/File:Oxytocin3d.pnghttp://en.wikipedia.org/wiki/Sulfurhttp://en.wikipedia.org/wiki/Oxygenhttp://en.wikipedia.org/wiki/Nitrogenhttp://en.wikipedia.org/wiki/Hydrogen

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? How oxytocin works? How oxytocin works

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Oxytocin is synthesized inOxytocin is synthesized in

hypothalamic neurons and transportedhypothalamic neurons and transported

down axon of the posterior pituitarydown axon of the posterior pituitary

for secretion into bloodfor secretion into blood

h l l f P P

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Hypothalamic Control of Posterior Pituitary

(ADH)

(Oxy)

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Oxytocin secretionOxytocin secretion

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Then go by arterial blood to smallThen go by arterial blood to small

sacs(alveoli) that found within thesacs(alveoli) that found within the

mammary glandmammary gland

Mammary alveoli are surrounded byMammary alveoli are surrounded by

smooth muscle (myoepithelial) cellssmooth muscle (myoepithelial) cells

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Myoepithelial cells which areMyoepithelial cells which are

. prominent target cell for oxytocin. prominent target cell for oxytocin

Oxytocin stimulates contraction ofOxytocin stimulates contraction of

myoepithelial cells ,causing milk tomyoepithelial cells ,causing milk to

be ejected into the ducts andbe ejected into the ducts and

cisterns and released outside thecisterns and released outside the

udder through teatsudder through teats

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Structure of an alveolusStructure of an alveolus

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2020

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Milk Ejection

Oxytocin

Jugular

vein

Abdominal aorta

heart

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Milk Ejection

Oxytocin

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Milk Ejection

Oxytocin

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Milk Ejection

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Milk Ejection

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Milk Ejection

C t ti f Al l

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Contraction of an Alveolus

arteriole

venuole

Oxytocin

Lumen

Duct

Myoepithelial Cell

C t ti f Al l

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Contraction of an Alveolus

Oxytocin Myoepithelial Cell

contracts

C t ti f Al l

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Contraction of an Alveolus

Releases milk into

duct system

C t ti f Al l

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Contraction of an Alveolus

Myoepithelial cell relaxes

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Now , how does music affect onNow , how does music affect on

? milk production? milk production

Look ! While the music increase milkLook ! While the music increase milk

production by enhancing release ofproduction by enhancing release of

oxytocin ,logically, the animal needsoxytocin ,logically, the animal needs

more feed (dry matter) intake as amore feed (dry matter) intake as a

response for higher milk productionresponse for higher milk production

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Relationship between milkRelationship between milk

production and feed intakeproduction and feed intake

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Take home messageTake home message

Music give relaxation to cows thatMusic give relaxation to cows that

induces milk productioninduces milk production

Oxytocin has the major role in milkOxytocin has the major role in milk

letdownletdown

As the milk production increased ,thenAs the milk production increased ,then

feed intake also increased until afeed intake also increased until a

certain limitcertain limit

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f in a ll yin a ll yThank you so much