De Haas, Y., Windig, J. J., Calus, M. P. L., Dijkstra, J., De Haan, M.,
Bannink, A., and Veerkamp, R. F.: Genetic parameters for predicted methane
production and potential for reducing enteric emissions through genomic
selection, J. Dairy Sci., 94, 6122–6134, https://doi.org/10.3168/jds.2011-4439, 2011.
Derno, M., Elsner, H. G., Paetow, E. A., Scholze, H., and Schweigel, M.:
Technical note: A new facility for continuous respiration measurements in
lactating cows, J. Dairy Sci., 92, 2804–2808, https://doi.org/10.3168/jds.2008-1839,
2009.
Derno, M., Nürnberg, G., Schön, P., Schwarm, A., Röntgen, M.,
Hammon, H. M., Metges, C. C., Bruckmaier, R. M., and Kuhla, B.: Short-term feed intake is regulated by macronutrient oxidation in lactating Holstein cows, J. Dairy Sci., 96, 971–980, https://doi.org/10.3168/jds.2012-5727, 2013.
Garnsworthy, P. C., Craigon, J., Hernandez-Medrano, J. H., and Saunders, N.:
Variation among individual dairy cows in methane measurements made on farm
during milking, J. Dairy Sci., 95, 3181–3189, https://doi.org/10.3168/jds.2011-4606,
2012.
Gill, F. L., Dewhurst, R. J., Dungait, J. A. J., Evershed, R. P., Ives, L., Li, C.-S., Pancost, R. D., Sullivan, M., Bera, S., and Bull, I. D.: Archaeol – a biomarker for foregut fermentation in modern and ancient herbivorous
mammals?, Org. Geochem., 41, 467–472, https://doi.org/10.1016/j.orggeochem.2010.02.001, 2010.
Gill, F. L., Dewhurst, R. J., Evershed, R. P., McGeough, E., O'Kiely, P.,
Pancost, R. D., and Bull, I. D.: Analysis of archaeal ether lipids in bovine
feces, Anim. Feed Sci. Technol., 166, 87–92, https://doi.org/10.1016/j.anifeedsci.2011.04.006, 2011.
Goopy, J. P., Donaldson, A., Hegarty, R., Vercoe, P. E., Haynes, F., Barnett,
M., Oddy, V., and Hutton, V.: Low-methane yield sheep have smaller rumens and shorter rumen retention time, Brit. J. Nutr., 111, 578–585, https://doi.org/10.1017/S0007114513002936, 2014.
Görs, S., Kuhla, B., Krattenmacher, N., Thaller, G., and Metges, C. C.:
Technical note: Analytical refinements of the methane indicator archaeol in
bovine feces, rumen fluid, and feedstuffs, J. Dairy Sci., 99, 9313–9318,
https://doi.org/10.3168/jds.2016-11447, 2016.
Henderson, G., Cox, F., Ganesh, S., Jonker, A., Young, W., and Janssen, P. H.: Rumen microbial community composition varies with diet and host, but a
core microbiome is found across a wide geographical range, Scient. Rep., 5, 1–9, https://doi.org/10.1038/srep14567, 2015.
Hristov, A. N., Oh, J., Firkins, J. L., Dijkstra, J., Kebreab, E., Waghorn, G., Makkar, H. P. S., Adesogan, A. T., Yang, W., Lee, C., Gerber, P. J.,
Henderson, B., and Tricarico, J. M.: Special topics – Mitigation of methane
and nitrous oxide emissions from animal operations: I. A review of enteric
methane mitigation options, J. Anim. Sci., 91, 5045–5069, https://doi.org/10.2527/jas.2013-6583, 2013.
Jentsch, W., Schweigel, M., Weissbach, F., Scholze, H., Pitroff, W., and
Derno, M.: Methane production in cattle calculated by the nutrient composition of the diet, Arch. Anim. Nutr., 61, 10–19, https://doi.org/10.1080/17450390601106580, 2007.
Kelly, W. J., Li, D., Lambie, S. C., Jeyanathan, J., Cox, F., Li, Y., Attwood, G. T., Altermann, E., and Leahy, S. C.: Complete genome sequence of
methanogenic archaeon ISO4-G1, a member of the Methanomassiliicoccales,
isolated from a sheep rumen, Genome Announc. 4, e00221-16, https://doi.org/10.1128/genomeA.00221-16, 2016.
Knapp, J. R., Laur, G. L., Vadas, P. A., Weiss, W. P., and Tricarico, J. M.:
Invited review: Enteric methane in dairy cattle production: quantifying the
opportunities and impact of reducing emissions, J. Dairy Sci., 97, 3231–3261, https://doi.org/10.3168/jds.2013-7234, 2014.
Kramer, E., Stamer, E., Mahlkow, K., Lüpping, W., and Krieter, J.:
Relationship between water intake, dry matter intake and daily milk yield on
a German research farm, Livest. Sci., 115, 99–104, https://doi.org/10.1016/j.livsci.2008.01.008, 2008.
Krattenmacher, N., Thaller, G., and Tetens, J.: Analysis of the genetic
architecture of energy balance and its major determinants dry matter intake
and energy-corrected milk yield in primiparous Holstein cows, J. Dairy Sci.,
102, 3241–3253, https://doi.org/10.3168/jds.2018-15480, 2019.
Kriss, M.: Quantitative relations of the dry matter of the food consumed, the heat production, the gaseous outgo, and the insensible loss in body weight of cattle, J. Agric. Res., 40, 283–295, 1930.
Kuhla, B., Derno, M., and Metges, C. C.: Indirect calorimetry for elucidating
dynamics in energy metabolism of farm animals, in: Indirect calorimetry:
Techniques, computations and applications, edited by: Gerrits, W. and
Labussiere, E., Wageningen Academic Publishers, Wageningen, the Netherlands,
115–133, https://doi.org/10.3920/978-90-8686-809-4, 2015.
Li, B., Fikse, W. F., Løvendahl, P., Lassen, J., Lidauer, M. H.,
Mäntysaari, P., and Berglund, B.: Genetic heterogeneity of feed intake,
energy-corrected milk, and body weight across lactation in primiparous
Holstein, Nordic Red, and Jersey cows, J. Dairy Sci., 101, 10011–10021, https://doi.org/10.3168/jds.2018-14611, 2018.
Maia, M. R. G., Chaudhary, L. C., Figueres, L., and Wallace, R. J.: Metabolism of polyunsaturated fatty acids and their toxicity to the microflora of the rumen, Antonie van Leeuwenhoek, 91, 303–314, https://doi.org/10.1007/s10482-006-9118-2, 2007.
Martin, C., Morgavi, D. P., and Doreau, M.: Methane mitigation in ruminants:
From microbe to the farm scale, Animal, 4, 351–365, https://doi.org/10.1017/S1751731109990620, 2010.
McCartney, C. A., Bull, I. D., and Dewhurst, R. J.: Chemical markers for rumen methanogens and methanogenesis, Animal, 7, 409–417, https://doi.org/10.1017/S1751731113000694, 2013a.
McCartney, C. A., Bull, I. D., Yan, T., and Dewhurst, R. J.: Assessment of
archaeol as a molecular proxy for methane production in cattle, J. Dairy Sci., 96, 1211–1217, https://doi.org/10.3168/jds.2012-6042, 2013b.
McCartney, C. A., Bull, I. D., and Dewhurst, R. J.: Using archaeol to investigate the location of methanogens in the ruminant digestive tract, Livest. Sci., 164, 39–45, https://doi.org/10.1016/j.livsci.2014.02.020, 2014.
Moate, P. J., Deighton, M. H., Williams, S. R. O., Pryce, J. E., Hayes, B. J., Jacobs, J. L., Eckard, R. J., Murray, C. H., and Wales, W. J.: Reducing the carbon footprint of Australian milk production by mitigation of enteric
methane emissions, Anim. Prod. Sci., 56, 1017–1034, https://doi.org/10.1071/AN15222,
2015.
Murray, R. M., Bryant, A. M., and Leng, R. A.: Rates of production of methane
in the rumen and large intestine of sheep, Brit. J. Nutr., 36, 1–14, https://doi.org/10.1079/BJN19760053, 1976.
Negussie, E., De Haas, Y., Dehareng, F., Dewhurst, R. J., Dijkstra, J.,
Gengler, N., Morgavi, D. P., Soyeurt, H., Van Gastelen, S., Yan, T., and
Biscarini, F.: Invited review. Large-scale indirect measurements for enteric
methane emissions in dairy cattle: A review of proxies and their potential
for use i
n management and breeding decisions, J. Dairy Sci., 100, 2433–2453,
https://doi.org/10.3168/jds.2016-12030, 2017.
Oddy, H., De Haas, J., Basarab, J., Cammack, K., Hayes, B., Hegarty, R. S.,
Lassen, J., McEwan, J. C., Miller, S., and Pinares-Patiño, G.: Breeding
ruminants that emit less methane - the role of international collaboration,
in: Proceedings of the 10th World Congress on Genetics Applied to Livestock
Production, 17–22 August 2014, Vancouver, Canada, https://doi.org/10.13140/2.1.2654.1441, 2014.
Pickering, N. K., Oddy, V. H., Basarab, J., Cammack, K., Hayes, B., Hegarty,
R. S., Lassen, J., McEwan, J. C., Miller, S., Pinares-Patino, C. S., and De Haas, Y.: Animal board invited review: Genetic possibilities to reduce
enteric methane emissions from ruminants, Animal, 9, 1431–1440, https://doi.org/10.1017/S1751731115000968, 2015.
Reist, M., Erdin, D., von Euw, D., Tschuemperlin, K., Leuenberger, H.,
Chilliard, Y., Hammon, H. M., Morel, C., Philipona, C., Zbinden, Y., Kuenzi,
N., and Blum, J. W.: Estimation of energy balance at the individual and herd
level using blood and milk traits in high-yielding dairy cows, J. Dairy Sci., 85, 3314–3327, https://doi.org/10.3168/jds.S0022-0302(02)74420-2, 2002.
SAS Institute Inc.: SAS/STAT User's guide, Version 9.4, SAS Institute Inc., Cary, NC, 2013.
Schwarm, A., Schweigel-Röntgen, M., Kreuzer, M., Ortmann, S., Gill, F.,
Kuhla, B., Meyer, U., Lohölter, M., and Derno, M.: Methane emission,
digestive characteristics and fecal archaeol in heifers fed diets based on
silage from brown midrib maize as compared to conventional maize, Arch. Anim. Nutr., 69, 159–176, https://doi.org/10.1080/1745039X.2015.1043211, 2015.
Storm, I. M. L. D., Hellwing, A. L. F., Nielsen, N. I., and Madsen, J.: Methods for measuring and estimating methane emission from ruminants, Animal, 2, 160–183, https://doi.org/10.3390/ani2020160, 2012.
Van Gastelen, S., Antunes-Fernandes, E. C., Hettinga, K. A., Klop, G., Alferink, S. J. J., Hendriks, W. H., and Dijkstra, J. : Enteric methane
production, rumen volatile fatty acid concentrations, and milk fatty acid
composition in lactating Holstein-Friesian cows fed grass silage- or corn
silage-based diets, J. Dairy Sci., 98, 1915–1927, https://doi.org/10.3168/jds.2014-8552, 2015.
Wallace, R. J., Rooke, J. A., Duthie, C. A., Hyslop, J. J., Ross, D. W., McKain, N., De Souza, S. M., Snelling, T. J., Waterhouse, A., and Roehe, R.: Archaeal abundance in post-mortem ruminal digesta may help predict methane emissions from beef cattle, Sci. Rep., 4, 5892, https://doi.org/10.1038/srep05892, 2014.
