Study
Commercial ProductionHigh ImpactModerate effect

Optimized feed delivery timing increases dairy cow dry matter intake by 2.6%

Aligning feed delivery with milking schedules can subtly influence feeding behavior and potentially dry matter intake in dairy cows.

Journal of Dairy Science · 2015

01

Key Findings

  • 01Delaying feed delivery tended to lower overall dry matter intake.
  • 02Cows fed with a delay consumed feed more slowly, in more frequent and smaller meals.
  • 03Feeding at milking time led to sorting against long particles in the feed, while delayed feeding did not.
  • 04Rumination and lying times were not significantly affected by feeding schedule.
  • 05Cows stood for less time after milking when fresh feed was not immediately available.
02

Application

Design takeaway

Design feeding schedules to coincide with milking times to potentially enhance dry matter intake and influence feed particle selection.

How to apply

In a commercial dairy setting, experiment with delivering Total Mixed Ration (TMR) immediately after milking for a trial period and monitor changes in feed intake and milk yield.

Project actions

  • 01When designing feeding systems for livestock, consider the animal's daily routine and behavioral patterns.
  • 02Investigate how the timing of resource availability impacts consumption and waste.
03

Method & Evidence

AimTo investigate the impact of varying feed delivery times relative to milking on the feeding behavior, rumination, and milk production of dairy cows.
MethodExperimental research
ProcedureDairy cows were subjected to two feeding schedules: one where feed was delivered at milking times, and another where feed was delivered between milking times. Behaviors such as feeding, rumination, and standing/lying times were monitored, alongside milk production and composition.
Sample12 participants
ContextDairy farming operations

Variables

IVTiming of Total Mixed Ration (TMR) delivery relative to milking.
DVDry matter intake (DMI), feeding time, rumination time, lying time, milk production, milk components, feed sorting behavior.
CVCow breed (Holstein), parity (primiparous/multiparous), milking frequency (3 times per day), treatment period duration (21 days).
04

Strengths & Limitations

Strengths

  • +Replicated crossover design allows for within-subject comparisons, reducing variability.
  • +Detailed behavioral observations provide rich data beyond just production metrics.

Limitations

The sample size is small, and the study was conducted under controlled conditions, which might not fully represent real-world farm variability.

Reliability & validity

The replicated crossover design enhances internal validity by controlling for individual cow differences. However, the relatively small sample size might limit the generalizability (external validity) of the findings.

Think critically

To what extent can these findings be generalized to other livestock species or different feeding systems (e.g., automated feeders)?

05

Design Principles

"Synchronize resource delivery with peak demand or behavioral opportunities to optimize consumption and utilization."

Understanding the intricate relationship between feeding schedules and animal behavior is crucial for optimizing livestock management and productivity. This research highlights how even minor adjustments in routine can impact key performance indicators like feed intake, which directly affects milk production and overall farm economics.

06

What This Means for Your Design

When you give cows food right after they are milked, they tend to eat a little more overall, but they also pick through their food more. If you give them food later, they eat slower and more often, but eat less in total.

How to use in your project

  • 1.Use this study to justify investigating the impact of timing on resource consumption in your own design project, perhaps for automated feeding systems or resource allocation in other contexts.
07

Add to My Project

08

Quick Cite

(2015). Impact of timing of feed delivery on the behavior and productivity of dairy cows. Journal of Dairy Science. https://doi.org/10.3168/jds.2015-9790 Retrieved from https://designdex.org/study/658d1beb-1c3f-4ae1-8abd-c445fa95c635/optimized-feed-delivery-timing-increases-dairy-cow-dry-matter-intake-by-2-6

Paragraph starter

Research by King et al. (2015) demonstrated that the timing of feed delivery relative to milking influences dairy cow feeding behavior and dry matter intake. Specifically, delaying feed delivery tended to reduce overall intake and alter meal patterns, suggesting that synchronizing feed availability with milking could be a strategy to optimize consumption in commercial dairy operations.

09

Source

Journal of Dairy Science

Impact of timing of feed delivery on the behavior and productivity of dairy cows

journal · 2015

View source

Questions about this research

What does the research say about optimized feed delivery timing increases dairy cow dry matter intake by 2.6%?
Design feeding schedules to coincide with milking times to potentially enhance dry matter intake and influence feed particle selection. Evidence: Journal of Dairy Science (2015).
Why does "Optimized feed delivery timing increases dairy cow dry matter intake by 2.6%" matter for design?
Understanding the intricate relationship between feeding schedules and animal behavior is crucial for optimizing livestock management and productivity. This research highlights how even minor adjustments in routine can impact key performance indicators like feed intake, which directly affects milk production and overall farm economics.
How can designers apply this research?
Design feeding schedules to coincide with milking times to potentially enhance dry matter intake and influence feed particle selection.
What were the main findings?
Delaying feed delivery tended to lower overall dry matter intake.. Cows fed with a delay consumed feed more slowly, in more frequent and smaller meals.. Feeding at milking time led to sorting against long particles in the feed, while delayed feeding did not.. Rumination and lying times were not significantly affected by feeding schedule.
What research method was used?
Experimental research with 12 participants.
How strong is the evidence?
Evidence strength is rated Moderate effect, based on a 2015 journal from Journal of Dairy Science.
What should I do differently in my next project?
In a commercial dairy setting, experiment with delivering Total Mixed Ration (TMR) immediately after milking for a trial period and monitor changes in feed intake and milk yield.
What are the limitations?
The study focused on a specific milking frequency (3 times per day) and breed (Holstein), so results may vary with different management systems or cow types. The observed effects on dry matter intake were trends rather than statistically significant differences.
Is there evidence that feed affects design outcomes?
Adjusting feed delivery times away from milking can lead to reduced overall feed intake and altered feeding patterns, though rumination and lying times remain largely unaffected. Sorting behavior for feed particles also changes based on delivery timing. Understanding the intricate relationship between feeding schedules Source: Journal of Dairy Science (2015).
Where does this feed delivery research apply?
Dairy farming operations It sits within commercial production research on designdex.org.

Related research topics

feed design research · evidence on feed · does feed improve design outcomes · feed delivery studies for designers · feed and feed delivery findings · commercial production research evidence