Session 04. Resource use efficiency and improvement options from farm to global level

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Date: 25 August 2014; 08:30 – 12:30 hours
Chairperson: M. Zehetmeier

Theatre Session 04

08.30 Approaches to defining sustainable intensification
Invited D. Moran

09.00 Towards sustainable animal diets
H. Makkar and P. Ankers

09.15 Productivity, efficiency and environmental load from cattle production since 1950
T. Kristensen, O. Aaes and M.R. Weisbjerg

09.30 Monitoring sheep breed changes in Britain over 40 years: breed choice responds to economic pressures
G.E. Pollott

09.45 A novel approach to assess efficiency of land use by livestock to produce human food
H. Mollenhorst, C.W. Klootwijk, C.E. Van Middelaar, H.H.E. Van Zanten and I.J.M. De Boer

10.00 Optimization of energy and water consumption on dairy farms
M.D. Murphy, J. Upton and M.J. O’Mahony


10.45 Evolving metrics used in evaluating livestock and poultry systems: a North America focus
Invited R.O.Y. Black

11.15 Mixed crop-livestock farming systems: a sustainable way to produce beef?
P. Veysset, M. Lherm, D. Bébin and M. Roulenc

11.30 Natural resource use efficiency gap analysis, insights from global modeling
P.J. Gerber, A. Mottet, A. Uwizeye, A. Falcucci and G. Tempio

11.45 A mechanistic model to explore potential beef production of cattle breeds in contrasting climates
A. Van Der Linden, S.J. Oosting, G.W.J. Van De Ven, M.K. Van Ittersum and I.J.M. De Boer

12.00 Cost comparison between use of commercial versus self-produced concentrate in pig farms
E.E. Pérez-Martínez, R. Trueta and C. López


Poster Session  04

Replacing corn by crude glycerol on in vitro fermentation kinetic of complete diets for dairy cows
M. Bruni, M. Carriquiry, J. Galindo and P. Chilibroste

Transition to sustainable pathways of livestock production requires new methodological approaches
P.V. Baret, F. Vanwindekens, T. Lebacq and D. Stilmant

Effect of high N efficiency rations on dairy cows metabolic profile and milk yield
L. Migliorati, L. Boselli, A. Dal Prà, F. Petrera and F. Abeni

Tree and shrub leaves as potential additives for nutrient efficient ruminant diets
A.S. Chaudhry and M.R. Virk

Effect of biological treatments on sugarcane bagasse as a rabbit feed
M.M. El-Adawy, A.Z. Salem, B.E. Borhami and N. Alaa El-Din