Apple Cider Vinegar Supplementation of Goats – Initial Report€¢ Apple cider vinegar is held to...
Transcript of Apple Cider Vinegar Supplementation of Goats – Initial Report€¢ Apple cider vinegar is held to...
Page 1 of 3 November 2013PRACTICAL FARMERS OF IOWA www.practicalfarmers.org
Livestock
Apple Cider Vinegar Supplementation of Goats – Initial Report
working together, always learning
PRACTICAL
Staff Contact:Margaret Dunn – (515) [email protected]
Cooperators:•Dawn Anderson – Walker•Kathy Rose – Rockwell City•Joanne Peters – Newell
Funding By:Walton Family Foundation
Web Link:http://bit.ly/pfi_livestock
Research
Doeling goats munch on pumpkins at Kathy Rose’s Lyn farm.
In a Nutshell• Applecidervinegarhasbeenlongadvocatedforitshealthbenefits.
• Applecidervinegarisheldtohavemultiplemedicinalpurposes,rangingfromimprovedhaircoat,togreatermilkproductionandreducedmastitis,todecreasedurinarycalculiinbucks,toincreaseddoekidsofsupplementeddams.
• ThreeIowafarmstestedtreatmentsofapplecidervinegarsupplimentsingoatproduction.
• Animalswereweighedatthebegin-ningandendofthetrial,andtotalandaveragedailygainswerecalculated.
• Nogreatgainswereseen,butbenefitswereobserved.
TimePeriod:
May-September2013
Background
Applecidervinegar(ACV),anacidicfermentationproduct,hasbeenlongad-vocatedforitshealthbenefits.Itcontainsmainlyaceticacid,aswellasvitamins,mineralsalts,someaminoacids,polyphe-nols,andotherorganiccompounds(John-stonandGaas2006).Whilenotextensiveorreplicatedinmanylargermammals,trialsonrodentshavefoundloweredbloodpressureafterACVsupplementa-tion,perhapsduetochangesincalciumabsorption,possiblyduetopHchanges(Kondoetal.2001).
Amongfarmers,ACVisheldtohavemultiplemedicinalpurposes,rangingfromimprovedhaircoat,togreatermilkproduc-
tionandreducedmastitis,todecreasedurinarycalculiinbucks,toincreaseddoekidsofsupplementeddams(WelcomeHomeFarm2011,Winter2012).Somecreditisgiventothevitamins,minerals,andothernutrientsinACV,thoughtheconcentrationsareextremelylow(Mercola2009).Meanwhile,farmersreportgoatsenjoyingwaterwithsomeACVadded–perhapstheimprovedhydrationispartofthehealthbenefits(TheGoatSpot2009).
Aceticacid,themainacidofvinegar,isusedbythemammaryglandforfatsynthesis(Marinezetal.1976),butitisuncertainwhetherananimalwillwillinglyconsumeenoughACVtocauseanotice-ableincrease.Inaddition,theacidandothercompoundsaresaidtocorrectpHimbalancesinthebody;againthevolume
ofACVrequiredtoelicitachangeisquestionable(AcresUSA).Inhamsters,aconnectionhasbeenfoundbetweenoff-springsexandvaginalpHatmating;lowerpHtowardstheendofestrusiscorrelatedwithmoremalebirths(Prattetal1987).Whilesimilarobservationsaremadeforcattle–morefemalesifbredearly–itisnotknownwhetherthereisapHdiffer-ence;andACVsupplementationshouldtheoreticallydecreasepH(associatedwithmales,atleastinhamsters).Practi-calFarmers,curiousabouttheseclaims,designedaprojecttotrackdifferencesinACV-supplementedandunsupplementedgoatsoverseveralmonths.Comenextspring,thesexofthedoes’kidswillbereportedaswell.
Page 2 of 3 November 2013PRACTICAL FARMERS OF IOWA www.practicalfarmers.org
Materials and Methods
Eachfarmerselectedanumberofanimalsfortesting,andwherepractical,dividedthemintotwotreatmentgroups,balancingeachgroupintermsofage,physiologicalstatus,andbreed.Onegroupwassupplementedwithapplecidervinegaratratesandfrequenciesdescribedbelow(Table 1),eitherbydirectoraldrenching,additionofACVtothewater,orboth.
Dependingonanimaltype,differentresponsevariablesweretracked.Adultanimalswereevaluatedforbodyconditionscore,andweightwhenpossible.Growing,weanedkidswereweighedatthestartandfinish,andeachmonthifpossible.Otherobservations,suchasveterinaryissuesandgeneralhealthandwell-being,werereported.
Results
Dawn AndersonOnDawn’sfarm,datawereanalyzedtocomparebothACV-treatedvscontrol,andbetweenthedifferentratesofACVtreatment(Table 2).Foreachmonthofthetrial,shesupplementedACVindifferentways.Duringthefirstmonth,animalsweregivenadailyoraldrenchoftheACV/watermixture;thisdecreasedtothreetimesweeklyinmonth2;onceweeklyinmonth
3;andinmonth4ACVwasaddedtothewaterbutnotgiventotheanimalsdirectly.Twoanimalsbecameilloverthecourseofthetrial(onetreatedandonenot)andwereexcludedfromfinalanalysis.TreatmentwithACValonedidnotsignificantlyaffectanimalaveragedailygain(ADG)overthecourseofthetrial.Whilesomemeans,particularlythoseforageandsex,appearverydifferent,theresultsweresovariablethatitisimpossibletoprovetherewasatreatmentdifference.
Whilenotstatisticallysignificant,animalsofdifferentageshadvastlydifferentgainsregardlessoftreatmentwithACVornot.
Cooperators and treatments
Cooperator Animals in Study Breed(s) ACV supplemen-
tation frequency ACV Dose
DawnAnderson
16(8treated,8control) Boer
Month1:doseddaily;month2:3x/wk,month3:1x/wk;month4:ACVinwaterat0.25c/5galwater
1:1water:ACV;1-20ccbyageandweight
KathyRose 14(7treated,7control)
Boer,LaMancha,Sable,Nubian 2x/wk 2:1water:vinegar;
2-4ccbyweight
JoannePeters 19(14treated,5control) Boer constant 1cup/20gal
water
Table 1
Effects of ACV supplementationon Anderson farm
Variable Value Gain (lb) ADG (lb/d)
TreatmentControl 6.08 0.22ACV 4.83 0.19
Period Overall 5.44 0.20
Age0-5months 7.77 0.281-2years 4.93 0.182+years -3.19 -0.07
SexMale 8.75 0.31Female 4.15 0.16
Table 2
Gain and ADG by monthon Anderson farm
Month Treatment Gain (lb) ADG (lb/d)
1Control 6.30 0.23ACV 5.13 0.18
2Control 6.63 0.24ACV 6.36 0.23
3Control 6.23 0.22ACV 6.24 0.22
4Control 5.14 0.18ACV 6.00 0.21
Table 3
Youngergrowinganimals(0-5monthsold)seemtohavegainedmoreweightintotalandgainedmoreweightperdaythandidolderanimals(over1yearold).Themostmatureanimalswere2-yearoldlactatingdoes,whonotunexpectedlylostweightduetonutritionaldemands.Whileanumericaldifferenceisseenbetweengainsofmalesandfemales,itwasnotstatisticallysignificantacrossACV-supplementedandunsupplementedanimals.
DawndecreasedthefrequencyofACVdosageeverymonth,andtheresultsareshownin Table 3.Acrossanimalageandsex,therewerenosignificantdifferencesbetweentreatmentsinanymonth;whileindividualperformancevaried,onthewholethetwotreatmentswereverysimilar.
Kathy RoseKathyandherfarmingpartnerJanetEgg-enbergerworkedwithagroupofdoelings(Feb/March2013birthdates).Halfweredosedtwiceweeklywith2-4ccofa2:1water:vinegarmixture.ThetrialstartedonJune1andcontinuedthroughtheendofOctober.Thedoeswereofvaryingbreeds:fourBoer,twoLamancha,twoSable,andsixNubian.OneoftheLamanchaswasaddedfollowingastatefairinJuly,buthadpreviouslybeenonACV.Therewereorigi-nallyfourSables,buttwodiedinAugustafterweatherchangesandthestressoftravelto/fromanothershow.Whenpossi-ble,Kathyputequalnumbersofdoesfromeachbreedintoeachtreatmentgroup.
Animalswereweighedatthebeginningandendofthetrial,andtotalandaveragedailygainswerecalculated.Nodifferenceswereobservedbetweenbreedsortreat-mentsforweightsorgains(Table 4).
Kathyalsopurchasedafecaltestingkit,totryandcheckforparasiteloads.However,withthedrysummer,parasitelevelswerequitelowinallanimals.ShealsoreportedthattheyaddedACVtothewaterbucketsofotheranimalgroups,andsaidthatitkilledthealgaeinthosetanks.Overthetrial,fivegallonsofACVwereused,costingatotalof$21.85.Thiscomesouttoap-proximately$0.07/dose.
Whilethetrialdidn’tshowanydifferencethisyear,Kathyisgoingtofollowthesedoesintoproductionandseeifdifferencesemerge.Sheplanstocontinuetheprojectforseveralmoresea-sons,hopefullyalsomakingciderherselforwithJoanne’shelp.
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Effects of ACV supplementation on Rose farm
Variable Value Starting weight (lb)
Ending weight (lb) Gain (lb) ADG
(lb/d)
Treatmentcontrol 33.5 53.8 20.3 0.13ACV 36.9 57.8 20.9 0.14
Breed
Boer 35.8 58.3 22.5 0.15Lamancha 33.8 54.5 20.7 0.13Sable 36.5 55.5 19.0 0.13Nubian 34.7 55.0 20.3 0.13
Overall 35.1 55.9 20.8 0.14
Table 4
Effects of ACV supplementation on Peters farm
Group Treatment Starting weight (lb)
Ending weight (lb) Gain (lb) ADG (lb/d)
Buckscontrol 118.0 150.0 32.0 0.28ACV 175.0 160.0 -15.0 -0.11
Does(all)control 91.7 123.3 31.7 0.22ACV 94.1 134.1 40.0 0.28
Doelingscontrol n/a n/a n/a n/aACV 80.3 123.0 42.7 0.30
Yearlingscontrol 91.7 123.3 31.7 0.22ACV 88.4 120.4 32.0 0.23
Maturecontrol n/a n/a n/a n/aACV 111.5 159.5 48.0 0.34
Table 5
Joanne Peters
Joannedidnotdoseheranimalsdirectly,butincludedACVintheirdrinkingwater,fromJunethroughSeptember(whenshewasunabletofindaconsistentsupplyofACV).AnimalswereweighedinJuneandinNovember,andgainswerecompared.
Twoanimalswereexcludedfromanalysisbecauseincompletedatawasavailable(twomaturedoes).Itshouldalsobenotedthattherewereonlytwobucks,oneineachtreatment;thetreatedbuckwasbreedingdoesduringthecourseofthetrial,whichisthelikelycauseofhisweightloss.TherewereneitherdoelingsnormaturedoesinthenoACVtreatment,sonoresultsareavailable.
ThedatadidshowthatoveralltreatmentwithACVdidnotsignificantlyaffectanyofthemeasuredparameters(Table 5).Be-causeofthelimitednumbersofbucksandbecauseonegainedandonelostweight,thisconfoundedresultssothereappeartobefewdifferencesbetweenbucksanddoes.Twodoelings(treatedwithACV)werediagnosedwithpneumoniainAugust;theygainedlessweightthandidtheotherdoelingofthesameage,butthisdidnotaffectresultsoverall.
Followingtheseanimalsintothenextyearandintoproductionshouldyieldmoreresults.Joannewillbecontinuingthetrial,andhopestoworkwithKathytoproduceACVtoprovideamoreconsistentsupply.
Conclusions and Next StepsWhilenoneofthefarmersreportedstrikingincreasesinhealthandnovastadvantagesingainwereobservedaftersupplementingwithACV,somebenefitswereobserved.Kathynotedthatitisquiteinexpensivetopurchase,butalsolooksrelativelysimpletoproduce.Shelikedthatitkilledalgaewhenusedinwatertubs,andsaidthatdrenchingtheanimalsgotthemaccus-tomedtobeinghandled,sothattheyarenowallquitetameandlead-broke.Allproducersinvolvedinthistrialwilltrackthebreddoesintothespring,whenthegenderoftheiroffspringwillberecorded.Theyalsowishtorepeatthetrialagain,togetmorereplicates
Acres USA. (link and article temporarily removed for site renovation) http://www.acre-susa.com/toolbox/press/goat10.htm
Johnston, C. S., and C. A. Gaas. 2006. Vinegar: Medicinal uses and antiglycemic effect. Med-scape General Medicine 8:61.
Kondo, S., K. Tayama, Y. Tsukamoto, K. Ikeda, and Y. Yamori. 2001. Antihypertensive effects of acetic acid and vinegar on spontaneously hypersensitive rats. Bioscience, Biotechnology, and Biochemistry 65:2690-2694.
Welcome Home Farm. 8 Aug 2011. Time for apple cider vinegar. http://welcomehomefarm-tj.blogspot.com/2011/08/time-for-apple-cider-vinegar.html?m=1
Mercola, J. 2 June 2009. What the research really says about apple cider vinegar. Mercola.com. http://articles.mercola.com/sites/articles/archive/2009/06/02/apple-cider-vinegar-hype.aspx
The Goat Spot. 2009. Apple cider vinegar? TheGoatSpot.net. http://www.thegoatspot.net/forum/f217/apple-cider-vinegar-111681/
Marinez, D. I., C. A. Ricks, and R. M. Cook. 1976. Utilization of volatile fatty acids in ruminants. 8. Acetate activation in mammary tissue. Journal of Agricultural Food Chemistry 24:927-935.
Pratt, N. C., U. W. Huck, and R. D. Lisk. 1987. Offspring sex ratio in hamsters is correlated with vaginal pH at certain times of mating. Behavioral and Neural Biology 48:310-316.
Winter, W. August 2012. Folk medicine for livestock – Apple cider vinegar stories. Stock-man Grassfarmer. http://wickslivestock.com/articles-folk-medicine-for-livestock
References
PFI Cooperators ProgramPFI’sCooperators’Programgivesfarm-erspracticalanswerstoquestionstheyhaveabouton-farmchallengesthroughresearch,record-keeping,anddemonstra-tionprojects.TheCooperators’Programbeganin1987withfarmerslookingtosavemoneythroughmorejudicioususeofinputs.