Horns in cattle - KOBRA - Universität Kassel

More documents

Recommendations

Info

1. Supervisor: Prof. Dr. Ute Knierim 2. Supervisor: Prof. Dr. Susanne Waiblinger Defence day: 28.09.2012 Parts of this dissertation were supported by DG SANCO via the tender project Alternatives to Castrations and Dehorning (ALCASDE, SANCO/2008/D5/018). ii
Table of Contents List of figures………………………………………………………………………………......v List of tables…………………………………………………………………………………...vi Summary………………………………………………………………………………………ix Zusammenfassung…………………………………………………………………………….xi 1. General Introduction............................................................................................1 2. Literature review ..................................................................................................2 2.1. The horn - development and anatomy..................................................................... 2 2.2. Significance of horns for cattle ................................................................................ 3 2.2.1. Functions of horns..................................................................................................... 3 2.2.2. Relevance of horns for social behaviour within the herd..................................... 4 2.2.3. Potential physiological effects of horns or absence of horns .............................. 8 2.3. Requirements for the keeping of fully horned cattle............................................. 9 2.4. Discussion and conclusions.................................................................................... 16 2.5. Disbudding and dehorning...................................................................................... 16 2.5.1. Reasons for and against the dehorning of cattle.................................................. 17 2.5.1.1. Human safety and ease of management ............................................................... 17 2.5.1.2. Potential effects of dehorning on the human-animal relationship .................... 18 2.5.1.3. Animal social stress and injuries ........................................................................... 18 2.5.1.4. Economics ................................................................................................................ 19 2.5.1.5. Culture ...................................................................................................................... 19 2.5.1.6. Ethics......................................................................................................................... 19 2.5.2. Methods of disbudding ........................................................................................... 20 2.5.2.1. Disbudding with hot iron - cautery ....................................................................... 20 2.5.2.2. Disbudding with caustic paste ............................................................................... 21 2.5.2.3. Disbudding with scoop, tube or knife - surgical removal of the horn producing area ……………………………………………………………………………………….22 2.5.3. Dehorning................................................................................................................. 23 2.5.4. Pain and distress during disbudding and dehorning ........................................... 24 2.5.4.1. Hot iron disbudding ................................................................................................ 26 2.5.4.2. Caustic paste disbudding ........................................................................................ 27 2.5.4.3. Surgical disbudding or dehorning ......................................................................... 28 2.5.4.4. Comparison of methods and conclusions on pain caused by disbudding/dehorning........................................................................................................... 29 2.5.4.5. Distress of Handling................................................................................................ 32 2.5.5. Stress and pain alleviation during disbudding or dehorning ............................. 33 2.5.5.1. Sedation .................................................................................................................... 33 2.5.5.2. Local anaesthesia..................................................................................................... 33 2.5.5.3. Nonsteroidal anti-inflammatories.......................................................................... 35 2.6. Conclusion ................................................................................................................ 37 3. Quantitative survey ............................................................................................38 3.2. Materials and methods ............................................................................................ 38 3.3. Results ....................................................................................................................... 39 3.4. Discussion................................................................................................................. 49 3.5. Conclusion ................................................................................................................ 58 iii
Page 1: Aus dem Fachgebiet Nutztierethologi
Page 5 and 6: List of figures 3. Quantitative sur
Page 7 and 8: Tab. 3.12: Tab. 3.13: Tab. 3.14: Ad
Page 9 and 10: Summary Dehorning is a frequently a
Page 11 and 12: Nevertheless most farmers practisin
Page 13 and 14: (1,7m²) signifikant. Weniger Stres
Page 15 and 16: (chapter 2). As no census data exis
Page 17 and 18: their heads. According to oral repo
Page 19 and 20: food competition test than the bree
Page 21 and 22: However, there is insufficient know
Page 23 and 24: An overview over the different mini
Page 25 and 26: ecause it might increase agitation
Page 27 and 28: Tab. 2.2: Overview over minimum sta
Page 29 and 30: 2.4. Discussion and conclusions The
Page 31 and 32: Menke (2002) conclude from a survey
Page 33 and 34: 2004). Dehorning does not only chan
Page 35 and 36: trichloride or zinc oxide. A common
Page 37 and 38: ointment should be applied (Rosenbe
Page 39 and 40: way of concealing vulnerability tow
Page 41 and 42: 2.5.4.3. Surgical disbudding or deh
Page 43 and 44: feedlot cattle in winter, negative
Page 45 and 46: een found in docked tails of piglet
Page 47 and 48: weeks, scoop disbudding: 6 weeks, s
Page 49 and 50: than in animals dehorned without an
Page 51 and 52: 3. Quantitative survey 3.1. Introdu
Page 53 and 54:
Tab. 3.1: Home states of farmers in
Page 55 and 56:
According to the experts 76 % of co
Page 57 and 58:
Tab. 3.7: Person carrying out disbu
Page 59 and 60:
3.3.4. Opinions and experiences con
Page 61 and 62:
practice of disbudding/ dehorning.
Page 63 and 64:
organised in organisations and/or m
Page 65 and 66:
According to cattle experts from 25
Page 67 and 68:
ehaviour compared to the other meth
Page 69 and 70:
(Cozzi et al., 2009). This indicate
Page 71 and 72:
3.5. Conclusion As the general cond
Page 73 and 74:
The moderator was an animal scienti
Page 75 and 76:
could be useless for him, if the hi
Page 77 and 78:
They stated that the common opinion
Page 79 and 80:
the loss of their “peasant cultur
Page 81 and 82:
stockman. Moreover, the suckler cow
Page 83 and 84:
4.3.2.8. Prospects for the future A
Page 85 and 86:
4.3.3.4. Motivations to disbud the
Page 87 and 88:
4.3.3.7. Legal standards and recomm
Page 89 and 90:
In the current discussions, differe
Page 91 and 92:
They were proud of the good perform
Page 93 and 94:
4.4.3. Changes in the current pract
Page 95 and 96:
EU Regulation on Organic Agricultur
Page 97 and 98:
individual distances than dehorned
Page 99 and 100:
Tab 5.1: Number of injuries and ago
Page 101 and 102:
“scans” including agonistic int
Page 103 and 104:
Average walking activity in the mor
Page 105 and 106:
situation will change after a while
Page 107 and 108:
6. Can pasture access contribute to
Page 109 and 110:
A mixed ration comprising maize sil
Page 111 and 112:
stable from the waiting area. Durin
Page 113 and 114:
Tab. 6.5: Agonistic interactions an
Page 115 and 116:
pasture access during night on tota
Page 117 and 118:
In general, the question remains, w
Page 119 and 120:
tail wagging, dropping down (Taschk
Page 121 and 122:
insufficient knowledge about the ac
Page 123 and 124:
pasture access, they showed cardiac
Page 125 and 126:
Aschwanden, J., Gygax, L., Wechsler
Page 127 and 128:
Charlton, G.L., Rutter, S.M., East,
Page 129 and 130:
EFSA. 2009. Effects of farming syst
Page 131 and 132:
Gorniak, T., Liedtke, S., Sobieroj,
Page 133 and 134:
http://ec.europa.eu/food/animal/wel
Page 135 and 136:
Loxton, I.D.L., Toleman, M.A., Holm
Page 137 and 138:
Molony, V., Kent, J.E., McKendrick,
Page 139 and 140:
Sambraus, H.H. 1978. Rind. Sozialve
Page 141 and 142:
über Ernährung, Landwirtschaft un
Page 143 and 144:
housed on straw deep litter at diff
Page 145 and 146:
Windig. J.J., Eggen, A. 2009. Repor
Page 147 and 148:
10. Annex Table of Annex Annex 1: Q
Page 149 and 150:
136
Page 151 and 152:
138
Page 153 and 154:
140
Page 155 and 156:
142
Page 157 and 158:
144
Page 159 and 160:
146
Page 161 and 162:
Annex 3 : Questionnaire for the par
Page 163 and 164:
Annex 4: Interview guide for the fo
Page 165 and 166:
Diskutieren, welche Vor- und Nachte
Page 167:
Hiermit versichere ich, dass ich di
show all

Horns in cattle - KOBRA - Universität Kassel

Create successful ePaper yourself

Delete template?

Save as template?