COMPACT TMR FOR IMPROVED FEED EFFICIENCY · 17 January 2017 COMPACT TMR • Definition of the...

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COMPACT TMR FOR IMPROVED FEED EFFICIENCY Niels Bastian Kristensen Webinar 17 January 2017

Transcript of COMPACT TMR FOR IMPROVED FEED EFFICIENCY · 17 January 2017 COMPACT TMR • Definition of the...

Page 1: COMPACT TMR FOR IMPROVED FEED EFFICIENCY · 17 January 2017 COMPACT TMR • Definition of the Compact TMR concept • Compact TMR mixing process • Monitoring feed mixers and adjust

COMPACT TMR – FOR IMPROVED FEED EFFICIENCY

Niels Bastian Kristensen Webinar

17 January 2017

Page 2: COMPACT TMR FOR IMPROVED FEED EFFICIENCY · 17 January 2017 COMPACT TMR • Definition of the Compact TMR concept • Compact TMR mixing process • Monitoring feed mixers and adjust

CONTENTS

17 January 2017 2.. COMPACT TMR

• Definition of the Compact TMR concept

• Compact TMR mixing process

• Monitoring feed mixers and adjust feed mixers to the Compact

TMR challenge

• Feed bunk management and behavior of cows at the feed bunk

• Effects of Compact TMR on production and efficiency

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THE COMPACT TMR CONCEPT

The formulated ration for the entire herd 24 x 7

● Orts minimum 2% (1 kg/cow)

● Compact TMR

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PHYSICAL CHARACTERISTICS OF COMPACT TMR

• Mix with grass silage, grass is the skeleton of the mix

• Grass chunks/balls have to be mixed away • (impact of chop length)

• All feedstuffs have “disappeared”

• No pellets or small particles on the floor or in the feed

• Moist and adhering mix

• Homogenous and short “skeleton”

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THE STANDARD COMPACT TMR PROTOCOL VERTICAL AND HORIZONTAL AUGER MIXERS

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Mix phase Ingredients Time

I

SOAKING

Pelleted feedstuffs and

commodities

+

Water 1:1

+1 hour

Typically over night

soaking

II

STRUCTURING

Mineral premix, grass silage,

other fibrous feedstuffs Mixing time 15-20 min

III

FINISHING Corn silage Mixing time 15-20 min

Dry matter of mix:

Vertical auger 36%

Horizontal auger 39%

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ADDING WATER +/- ACID

1

2

3

4

Be prepared for a

warm summer with

acid on stock

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DON’T ADD WATER TO MIXER ON HOLD

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RUN MIXER WHILE ADDING WATER

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Page 9: COMPACT TMR FOR IMPROVED FEED EFFICIENCY · 17 January 2017 COMPACT TMR • Definition of the Compact TMR concept • Compact TMR mixing process • Monitoring feed mixers and adjust

WHEN ADDING WATER, ADDING TOO LITTLE,

IS VERY DANGEROUS

Water added to mix, kg / cow

8 12 15

Cru

de

pro

tein

, g

/kg

DM

170

180

190

200

210

220

Dry

ma

tte

r in

PM

R, g

/kg

350

375

400

425

450

Representative sample obtained using coning and quartering, PMR

Chunks of feed from pile

Adding too much

water is far less

dangerous - just

making the feed

wet

Case with very

dry silages

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WITH GRASS + MAIZE RATIONS OVER-MIXING

IS NOT A CONCERN – ONLY UNDER MIXING

CORMALL MIXER

Soaking over night

Structuring 20 min

Finishing 45 min

Soaking over night

Structuring 20 min

Finishing 45 min

Extra mixing 90 min

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THE COMBINATION OF PHASE II AND PHASE III MIXING ENSURES AN

EFFECTIVE STEPWISE BLENDING

REMEMBER TO CONTINUE TO MIX LONG ENOUGH TO ENSURE A

COMPLETELY UNIFORM AN NON-SEPARABLE PRODUCT

Mixing time for

finishing phase should

be 15 to 20 min with

vertical auger mixers

Always 20 min with

horizontal auger

mixers

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PROTECT MIXER AND TRACTOR

DON’T STOP MIXER BEFORE UNLOADING

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Use wide-angle PTO shaft

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BE AWARE OF CARRY

OVER IN MIXER

DRY COW RATIONS

AEROBIC STABILITY

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Problem depends on

auger design and max

speed of auger during

unload

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RESTRICTOR PLATES ARE TO BE USED WHEN

CUTTING STRAW

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Don’t use restrictor

plates when mixing

Compact TMR for

lactating cows, you risk

to block the flow in the

mixer

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MONITORING FEED MIXERS AND ADJUST

FEED MIXERS TO THE COMPACT TMR

CHALLENGE

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”FROZEN” MIX = DANGEROUS

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THE COMMON PROBLEM WITH VERTICAL

AUGER MIXERS

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PROBLEM SOLVERS SIMPLE, BUT ABSOLUTELY CRITICAL

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NOW THE MIXER IS MIXING

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IN PRACTICE, MAINTENANCE IS SOME TIMES

“FORGOTTEN” – THE MIXER LOOSES IMPACT

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FEED BUNK MANAGEMENT AND BEHAVIOR OF

COWS AT THE FEED BUNK

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Grass silage

Corn silage

Long straw

Pellets and

small

concentrate

particles

MANY ASSUMED TMR’S HAVE

NEVER BEEN MIXED PROPERLY

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UNDER MIXED RATIONS INDUCE

SORTING BEHAVIOR

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COWS ATTRACTED BY SORTING POSSIBILITY AND

REMAIN AT FEED BUNK DUE TO LONG EATING TIME

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LEFT OVERS (ORTS) ARE CRITICAL

TO CONTROL COW BEHAVIOR

Orts outside the reach

of cows are only waste

Minimum 2% orts

evenly distributed along

the feed bunk is a

requirement in the

Compact TMR concept

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THIS IS THE BEHAVIOR YOU AIM FOR

Fresh mix

Cows remains

laying in stalls

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COWS RESPOND IMMEDIATELY TO MIXING

QUALITY – EXAMPLE FIRST COMPACT TMR FEEDING IN HERD

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FEED BUNK MANAGEMENT AFFECT

BEHAVIOR

Time

Pro

port

ion o

f m

ilkin

g c

ow

s a

t

feed b

unk

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YOUR COWS DON’T LIE

CONTINUE TO OBSERVE THE BEHAVIOR AT AND AROUND

THE FEED BUNK TO EVALUATE THE MIXING QUALITY

• Cows are eating from the top of the pile,

not on the floor!

• Feed stays in the pile

• No reaction (minimum) from cows during

feed out

• No reaction (minimum) from cows when

pushing up feed

• Orts and feed mix identical upon inspection

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3 CRITERIA TO EVALUATE

BEFORE YOU CAN MAKE ANY JUDGEMENT ON

IMPLEMENTATION OF COMPACT TMR

1. Evaluate the feed mix

2. Evaluate the behavior of the cows

3. Evaluate the flow in the mixer

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EFFECTS OF COMPACT TMR ON

PRODUCTION AND FEED EFFICIENCY

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FARM LEVEL SHORT PERIOD

n = 11, P < 0,01

Rel

ativ

e E

CM

yie

ld, %

of p

redi

cted

96

98

100

102

104

106

108

110

Before With Compact TMR

Short term

trials with

approx.

1 month

treatment

periods

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FARM LEVEL + 2 YEARS

Half year

2012 / 1 2012 / 2 2013 / 1 2013 / 2 2014 / 1 2014 / 2 2015 / 1

Rel

ativ

e E

CM

yie

ld

0,90

0,95

1,00

1,05

1,10 Dedicated Compact

TMR farms

Reference group

mixed

implementation of

Compact TMR

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NATIONAL LEVEL

MILK PRODUCTION BY DANISH HOLSTEIN

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Milk recording year

8/9 9/10 10/11 11/12 12/13 13/14 14/15

Milk

fat

+ p

rote

in, k

g/y

ear

650

700

750

800

850

Milk

yie

ld, k

g m

ilk/y

ear

9000

9500

10000

10500

11000

Compact TMR

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FEED EFFICIENCY

(NORFOR NEL-EFFICIENCY)

Before With Compact TMR

NorF

or

NE

L e

ffic

iency,

%

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The Compact TMR Analyzer (CTA) is closing the big nutritional loop

in dairy production

Feed MIX Ingested ration Analysis

Compact TMR/PMR

LONG TERM PERSPECTIVE

= =

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