Alemu, AW, Janzen, H, Little, S, Hao, X, Thompson, DJ, Baron, V, Iwaasa, A, Beauchemin, KA and Kröbel, R 2017. Assessment of grazing management on farm greenhouse gas intensity of beef production systems in the Canadian Prairies using life cycle assessment. Agricultural Systems 158, 1–13.
Annetts, JE and Audsley, E 2002. Multiple objective linear programming for environmental farm planning. Journal of the Operational Research Society 53, 933–943.
Bellarby, J, Tirado, R, Leip, A, Weiss, F, Lesschen, JP and Smith, P 2013. Livestock greenhouse gas emissions and mitigation potential in Europe. Global Change Biology 19, 3–18.
Beukes, PC, Gregorini, P and Romera, AJ 2011. Estimating greenhouse gas emissions from new Zealand dairy systems using a mechanistic whole farm model and inventory methodology. Animal Feed Science and Technology 166–67, 708–720.
Bonesmo, H, Skjelvag, AO, Janzen, HH, Klakegg, O and Tveito, OE 2012. Greenhouse gas emission intensities and economic efficiency in crop production: a systems analysis of 95 farms. Agricultural Systems 110, 142–151.
Brentrup, F, Kusters, J, Lammel, J and Kuhlmann, H 2000. Methods to estimate on-field nitrogen emissions from crop production as an input to LCA studies in the agricultural sector. International Journal of Life Cycle Assessment 5, 349–357.
Casey, JW and Holden, NM 2005. The relationship between greenhouse gas emissions and the intensity of milk production in Ireland. Journal of Environmental Quality 34, 429–436.
Christie, KM, Rawnsley, RP and Eckard, RJ 2011. A whole farm systems analysis of greenhouse gas emissions of 60 Tasmanian dairy farms. Animal Feed Science and Technology 166–67, 653–662.
Crosson, P, Shalloo, L, O’Brien, D, Lanigan, GJ, Foley, PA, Boland, TM and Kenny, DA 2011. A review of whole farm systems models of greenhouse gas emissions from beef and dairy cattle production systems. Animal Feed Science and Technology 166–67, 29–45.
Cullen, BR and Eckard, RJ 2011. Impacts of future climate scenarios on the balance between productivity and total greenhouse gas emissions from pasture based dairy systems in south-eastern Australia. Animal Feed Science and Technology 166–67, 721–735.
Del Prado, A, Crosson, P, Olesen, JE and Rotz, CA 2013. Whole-farm models to quantify greenhouse gas emissions and their potential use for linking climate change mitigation and adaptation in temperate grassland ruminant-based farming systems. Animal 7, 373–385.
European Commission 1991. Council directive of 12 December 1991 concerning the protection of waters against pollution caused by nitrates from agricultural sources. Official Journal of the European Communities L 375/1, pp 1--8.
European Commission 2009. Decision no 406/2009/ec of the European Parliament and of the Council of 23 April 2009 on the effort of member states to reduce their greenhouse gas emissions to meet the community’s greenhouse gas emission reduction commitments up to 2020. Official Journal of the European Union L 140, 136–148.
European Commission 2013. Regulation (EU) no 525/2013 of the European Parliament and of the Council of 21 May 2013 on a mechanism for monitoring and reporting greenhouse gas emissions and for reporting other information at national and Union level relevant to climate change and repealing Decision No 280/2004/EC. Official Journal of the European Union L 165/13, 28.
European Commission 2014. Commission implementing decision of 16 May 2014 granting a derogation requested by the Netherlands pursuant to council directive 91/676/eec concerning the protection of waters against pollution caused by nitrates from agricultural sources (notified under document c(2014) 3103). Accessed October 2017 http://eur-lex.europa.eu/legal-content/EN/TXT/?uri=CELEX%3A32014D0291
Food and Agriculture Organisation 2010. Greenhouse gas emissions from the dairy sector. A life cycle assessment. UN Food and Agriculture Organisation, Rome, Italy.
Friedman, M 1940. A Comparison of Alternative Tests of Significance for the Problem of $m$ Rankings. Ann. Math. Statist 11, 86–92.
Gerber, P, Vellinga, T, Opio, C and Steinfeld, H 2011. Productivity gains and greenhouse gas emissions intensity in dairy systems. Livestock Science 139, 100–108.
Hagemann, M, Ndambi, A, Hemme, T and Latacz-Lohmann, U 2012. Contribution of milk production to global greenhouse gas emissions. Environmental Science and Pollution Research 19, 390–402.
Hutchings, NJ and Kristensen, IS 2015. The FarmAC model. http://www.farmac.dk. Accessed October 2017.
IPCC 2006. IPCC guidelines for national greenhouse gas inventories (ed. S Eggleston, L Buendia, K Miwa, T Nagara and K Tanabe), National Greenhouse Gas Inventories Programme, Japan.
Jarvis, SC, Hutchings, NJ, Brentrup, F, Olesen, JE and van der Hoek, K 2011. Nitrogen flows in farming systems across Europe. In European nitrogen assessment (ed. MA Sutton, CM Howard, JW Erisman, G Billen, A Bleeker, P Grennfelt, Hv Grinsven and B Grizzetti), pp. 211–218. Cambridge University Press.
Johnson, IR, Chapman, DF, Snow, VO, Eckard, RJ, Parsons, AJ, Lambert, MG and Cullen, BR 2008. Dairymod and ecomod: biophysical pasture-simulation models for Australia and New Zealand. Australian Journal of Experimental Agriculture 48, 621–631.
Kipling, RP, Bannink, A, Bellocchi, G, Dalgaard, T, Fox, NJ, Hutchings, NJ, Kjeldsen, C, Lacetera, N, Sinabell, F, Topp, CFE, van Oijen, M, Virkajarvi, P and Scollan, ND 2016. Modeling European ruminant production systems: facing the challenges of climate change. Agricultural Systems 147, 24–37.
McGinn, SM 2006. Measuring greenhouse gas emissions from point sources in agriculture. Canadian Journal of Soil Science 86, 355–371.
Myhre, GD, Shindell, FM, Bréon, W, Collins, J, Fuglestvedt, J, Huang, D, Koch, JF, Lamarque, DL, Mendoza, B, Nakajima, T, Robock, A, Stephens, GTT and Zhang, H 2013. Anthropogenic and natural radiative forcing. In Climate change 2013: the physical science basis. Contribution of working group i to the fifth assessment report of the intergovernmental panel on climate change (ed. TF Stocker, D Qin, GK Plattner, M Tignor, SK Allen, J Boschung, A Nauels, Y Xia, V Bex and PM Midgley), pp 659--740. Cambridge University Press, Cambridge, UK.
Nemenyi, PB 1963. Distribution-free multiple comparisons. PhD thesis, Princeton University, Princeton, NJ, USA.
O’Brien, D, Shalloo, L, Buckley, F, Horan, B, Grainger, C and Wallace, M 2011. The effect of methodology on estimates of greenhouse gas emissions from grass-based dairy systems. Agriculture Ecosystems & Environment 141, 39–48.
Özkan Gülzari, Ş., Aspeholen Åby, B, Persson, T, Höglind, M. and Mittenzwei, K 2017. Combining models to estimate the impacts of future climate scenarios on feed supply, greenhouse gas emissions and economic performance on dairy farms in Norway. Agricultural Systems 157, 157–169.
Schils, RLM, de Haan, MHA, Hemmer, JGA, van den Pol-van Dasselaar, A, De Boer, JA, Evers, AG, Holshof, G, van Middelkoop, JC and Zom, RLG 2007. Dairywise, a whole-farm dairy model. Journal of Dairy Science 90, 5334–5346.
Vellinga, TV, de Haan, MHA, Schils, RLM, Evers, A and van den Pol-van Dasselaar, A 2011. Implementation of GHG mitigation on intensive dairy farms: farmers’ preferences and variation in cost effectiveness. Livestock Science 137, 185–195.
Veltman, K, Jones, CD, Gaillard, R, Cela, S, Chase, L, Duval, BD, Izaurralde, RC, Ketterings, QM, Li, C, Matlock, M, Reddy, A, Rotz, A, William, S, Vadas, P and Jolliet, O 2017. Comparison of process-based models to quantify nutrient flows and greenhouse gas emissions associated with milk production. Agriculture, Ecosystems and Environment 237, 31–44.