Livestock Fertility Evaluation Using Estrus and Rumination Signals

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Solution Overview

Problem

Declining fertility in animals, evidenced by decreased estrus detection rates, increased services per conception, and lower conception rates, hampers reproductive efficiency in livestock, necessitating improved methods for fertility evaluation to optimize breeding decisions.

Innovation Solution

A system and method for evaluating fertility in livestock by analyzing estrus events and rumination behavior post-calving, providing customized treatment suggestions to improve fertility, and integrating with reproductive hormone strategies.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If reproductive hormones are administered to treat reproductive disorders and synchronize estrous cycle, then fertility level is improved, but treatment cost and complexity increase

Engineering Contradiction:
Improvefertility levelVSAvoidtreatment complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The system performs preliminary evaluation of fertility level by analyzing estrus events and rumination behavior before insemination occurs. This allows farmers to identify animals likely to conceive and adjust treatment strategies accordingly, avoiding unnecessary hormone treatments for animals with high natural fertility potential

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system changes the approach from treating all animals uniformly with hormones to selectively treating based on evaluated fertility parameters. By monitoring estrus event frequency and rumination behavior patterns, the system identifies which animals require intervention and which will conceive naturally, optimizing treatment allocation

Inventive Principle:
Principle #35Parameter changes

2Productivity

If farmers wait for natural estrus detection and insemination timing, then treatment cost is reduced, but time to pregnancy increases and productivity decreases

Engineering Contradiction:
Improvereproductive efficiencyVSAvoidtime to pregnancy
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The system continuously monitors estrus events and rumination behavior to provide real-time feedback on fertility status. This feedback enables dynamic adjustment of breeding decisions, allowing farmers to intervene at optimal moments to accelerate pregnancy achievement without unnecessary delays

Inventive Principle:
Principle #23Feedback

Solution Approach 2:

By evaluating fertility level in advance based on monitored behavior patterns, the system allows farmers to proactively plan breeding schedules and hormone treatments, rather than reactively responding to missed estrus detections, thereby reducing time to pregnancy

Inventive Principle:
Principle #10Preliminary action

3Measurement precision

If comprehensive monitoring of estrus events and rumination behavior is implemented, then fertility evaluation accuracy is improved, but system complexity and data processing requirements increase

Engineering Contradiction:
Improvefertility evaluation accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The system uses a multi-functional approach where rumination monitoring serves dual purposes: assessing overall animal health status and specifically evaluating fertility level when combined with estrus event data. This consolidates multiple monitoring functions into an integrated system rather than requiring separate specialized devices

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system leverages the animal's own natural behaviors (rumination patterns and estrus events) as the monitoring signals, eliminating the need for external intervention or additional sensors. The animal essentially monitors itself through its inherent physiological and behavioral patterns

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250380673A1System and method for fertility evaluation in animals
Publication Date: 2025.12.18 SCR ENGINEERS LTD
  • US20250380673A1 patent drawing
  • US20250380673A1 patent drawing
  • US20250380673A1 patent drawing

AI summary

The presently disclosed subject matter relates to a system and method for evaluating a level of fertility of a given animal. The system and method include a processing circuitry configured to: obtain: (i) information relating to estrus events occurring in said given animal during a first period following a calving event, and (ii) information relating to rumination behavior exhibited by said animal during a second period following said calving event; and, based on said information relating to estrus events and said information relating to rumination behavior, evaluate the level of fertility of said given animal.