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During the workshops, CDCB’s CEO João Dürr made professional capacity of hoof trimmers, Increased
emphasis on the mission of CDCB, to drive global value of DHI services and data exchanges. The
dairy cattle improvement by using a collaborative data necessary conditions and /or incentives are related to
base to deliver state-of-the-art genetic merit and enhancing the technical capacity of the stakeholders,
performance assessments for herd decision making. data integration with DHIA, simplified tools, capacity
Later, Lactanet experts presented the development of building of hoof trimmers, and hoof health advisors
a pipeline for hoof health in Canada describing the collecting and processing hoof health information in
Canadian project background and its objectives an harmonized manner. This is achieved with the
namely, a) Training the hoof trimmers to standardize implementation of tailored training and financial
the hoof lesion data collected using appropriate enabling programs. At the end of the workshops a
software, b) Development of a data exchange interface preliminary leadership group was proposed, together
for connecting farmers and hoof trimmers with the with several steps to give continuity to this initiative.
Canadian DHI dairy database c) Development of a CDCB expects to identify focal persons within relevant
hoof health report to be used by trimmers, dairy stakeholder institutions, devise an action plan to be
farmers and technical advisors, and d) develop a hoof validated with stakeholders, secure resources and
health genetic evaluation. Currently, the Canadian hoof launch the project within 2021.
health data indicates that 46 % of cows experience
hoof lesions, being digital dermatitis the predominant References.
lesion with highest heritability (0.084). Gerard Cramer Cha, E., J. A. Hertl, D. Bar, and Y. T. Grohn. The cost
(U. Minnesota) presented his current initiatives on how of different types of lameness in dairy cows calculated
to monitor and make decision on hoof health based by dynamic programming. Prev. Vet. Med. 97:1–8.
on data collected in dairy farms. Additionally, he 2010.
summarized the challenges to maintain data collection
and existing industry level programs. Philip Spence, Malchiodi, F., J. Jamrozik, J, Christen, A-M.,.
from the Hoof Trimmer Association (HTA), Kistemaker, G. J,. Sullivan, P. G , Van Doormaal, B. J.,
summarized the current HTA organization, which has Kelton, D. F., Schenkel, F. S and Miglior, F. Interbull
members from 38 US states, 9 Canadian provinces and Bull 53:71-75. 2018
15 countries, among them trimmers, nutritionists,
veterinarians, and dairy producers. HTA’s mission is to K. L. Parker Gaddis , J. B. Cole ,† J. S. Clay ,‡ and C.
advance the HT profession through educational Maltecca.Genomic selection for producer-recorded
opportunities. Laura Solano, a private veterinary health event data in US dairy cattle.J. Dairy Sci. 97
consultant, described her practical perspective and :3190–3199.2014
challenges in maintaining the functionality of the hoof
health data pipeline in the Canadian project. In her K Dhakal, F Tiezzi, JS Clay, C Maltecca. Genomic
opinion, the most relevant critical points were to selection for hoof lesions in first-parity US Holsteins
maintain the data collection by hoof trimmers and the Journal of dairy science 98 (5), 3502-3507.2015
participation of dairy farmers. During the third session
of the workshop, the experts dedicated themselves to USDA, Health and Management Practices on U.S.
elaborate an understanding of the benefits, incentives Dairy Operations, 2014
and contributions related to every direct stakeholder
namely, dairy producers, hoof trimmers and data USDA Agriculture Counts, Released July 19, 2019, by
analyzers, that are needed to provide an enabling the National Agricultural Statistics Service (NASS),
environment for the project. Briefly, the overall Agricultural Statistics Board, United States
benefits were better lameness management, enhanced Department of Agriculture. 2019
2021 Hoof Health Conference - July 8-10
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