The Research Column | Milk South Africa

The Research Column

by Heinz Meissner

Click on any of the publications below to read more about the specific topic:

Interaction between feed use efficiency and level of dietary crude protein on enteric methane emission and apparent nitrogen use efficiency with Norwegian Red dairy cows.

Discipline: environment; Key words: dietary crude protein, enteric methane, feed use efficiency, urinary nitrogen.
Interrelations between the rumen microbiota and production, behavioral, rumen fermentation, metabolic, and immunological attributes of dairy cows.

Discipline: fermentation/digestion; Key words: rumen microbiota, feed efficiency, behavior, PCA
Is rumination time an indicator of methane production in dairy cows?

Discipline: environment; Key words: methane, rumination time, dry matter intake, dairy cow.
Low body condition predisposes cattle to lameness: An 8-year study of one dairy herd.

Discipline: animal welfare/ethics; Key words: lameness, body condition score,
Meta-analysis to predict the effects of metabolizable amino acids on dairy cattle performance.

Discipline: supplementation; Key words: amino acids, milk protein, meta-analysis, immune-metabolism, methionine, transition period.
Methane production, rumen fermentation, and diet digestibility of Holstein and Jersey dairy cows being divergent in residual feed intake and fed at 2 forage-to-concentrate ratios.

Discipline: environment; Keywords: feed efficiency, residual feed intake, methane, digestibility, dairy cow.
Milk is good for you.

Discipline: dairy and health; Key words: milk, nutraceuticals, probiotics, gut microbiome, immunomodulatory activities, soluble peptides.
Prediction and validation of residual feed intake and dry matter intake in Danish lactating dairy cows using mid-infrared spectroscopy of milk.

Discipline: efficiency; Key words: dry matter intake, residual feed intake, spectroscopy, prediction, validation.
Production and economic responses to intensification of pasture-based dairy production systems.

Discipline: economics; Key words: profitability, marginal response, supplementary feed, marginal economics.
Ratio of dietary rumen degradable protein to rumen undegradable protein affects nitrogen partitioning but does not affect the bovine milk proteome produced by mid-lactation Holstein dairy cows.

Discipline: nutrition/feeding; Key words: milk protein, proteomics, bioactive, low abundance protein.