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Home » Authors » Laurentia van Rensburg
Laurentia van Rensburg

Laurentia van Rensburg

Technical Mineral Manager / Alltech
Articles

ARTICLES

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Unlocking more value from forage: How enzymes can improve performance

In-feed enzymes can help unlock more energy from forage and improve feed efficiency, particularly in herds consuming large amounts of roughage.
April 9, 2026
Laurentia van Rensburg

Forage is the foundation of most beef cattle diets. Whether cattle are grazing pasture, eating hay or being fed silage, these feeds provide the bulk of nutrients for cow-calf, stocker and backgrounding operations.


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What improvements in cattle performance mean for a ranch’s environmental footprint

With market demanding ever more proof of beef’s environmental sustainability, taking relatively simple steps such as improving your herd’s genetics or mineral supplementation can pay big dividends.
June 9, 2025
Laurentia van Rensburg

With markets demanding ever more proof of beef’s environmental sustainability, taking relatively simple steps such as improving your herd’s genetics or mineral supplementation can pay big dividends. 



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Improving reproductive efficiency through nutrition

Supplementing the cow herd with organic trace minerals improves ovarian activity, increases conception rates and helps cattle breed back sooner. Calves from supplemented cows are also in better health and immune status.
April 7, 2025
Laurentia van Rensburg

Supplementing the cow herd with organic trace minerals improves ovarian activity, increases conception rates and helps cattle breed back sooner. Calves from supplemented cows are also in better health and immune status.



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How trace mineral status affects reproductive efficiency in bulls

When working to maximize fertility in cattle, cows are often the focus. However, bull fertility is a crucial consideration for any beef operation.
August 1, 2024
Laurentia van Rensburg

When working to maximize fertility in cattle, cows are often the focus. However, bull fertility is a crucial consideration for any beef operation.


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Choosing a mineral supplement: What can the tag tell you?

Understanding the information contained in a supplement’s label could be the difference between empty calories and a substantial return on investment.
May 17, 2024
Laurentia van Rensburg

Setting up an effective supplement program is more than simply finding the right mineral at the right price.


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What to look for when choosing a mineral supplement

Setting up an effective supplement program is more than simply finding the right mineral at the right price. Knowing your herd’s needs and thoughtfully comparing them to supplement labels will go a long way toward increasing profitability.
May 11, 2023
Laurentia van Rensburg

Selecting a proper mineral supplementation strategy can be quite complicated with all the different product offerings and brands available. In selecting the right program for your herd, it is helpful to not only have an understanding of your forage quality but to also think about what goals you want to achieve.


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Organic trace minerals’ impact on reproductive efficiency and fetal programming

Proper nutrition through all stages of gestation is vital not only for the dam but for the developing calf. Knowing the when and how of utilizing trace minerals will give your calves the head start they need in life.
February 10, 2023
Laurentia van Rensburg

Building a strong foundation in the cow herd, heifer development or purebred program starts with genetics but can also be affected by management and nutrition.


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