Polyphenol-Containing Feed Additive Polygain™ Reduces Methane Production and Intensity from Grazing Dairy Cows Measured Using an Inverse-Dispersion Technique
Animals,
Journal Year:
2025,
Volume and Issue:
15(7), P. 926 - 926
Published: March 24, 2025
This
study,
conducted
on
a
commercial
dairy
farm
using
robotic
milking
system
in
Victoria,
Australia,
examined
the
effects
of
Polygain™
(The
Product
Makers
Australia),
polyphenol-rich
sugarcane
feed
material
(PRSFM),
CH4
emissions
grazing
cattle
an
inverse-dispersion
model
(IDM)
combined
with
open-path
laser
techniques.
Thirty
lactating
Holstein
Friesian
cows
(aged
2-5
years
average
body
weight
663
kg
and
daily
milk
production
28.9
kg)
were
divided
into
two
dietary
treatment
groups
fifteen
each.
Before
measurement,
PRSFM
(0.25%)
was
supplemented
for
3
weeks
as
adaptation
period
mixed
pellet
group.
Over
2-week
measurement
period,
(MP)
495
±
12
377
(mean
standard
error)
g
CH4/animal/day
control
groups,
respectively.
Methane
intensity
(MI)
17.04
13.01
CH4/animal/kg
milk/day
On
average,
Polygain
supplementation
reduced
MP
MI
by
24%.
potential
reduction
extrapolated
across
Australia
contributes
to
2.63%
national
agricultural
emissions.
study
underscores
mitigation
cattle.
Language: Английский
Introducing the RICE framework in paddy-duck farming: a novel approach to enhance the adaptive capacity of paddy farmers among asnaf community in managing the risk of climate change
Archives of Agronomy and Soil Science,
Journal Year:
2025,
Volume and Issue:
71(1), P. 1 - 16
Published: Feb. 25, 2025
Language: Английский