How Many Eggs Should I Freeze? Understanding the ‘Safety Net’ Numbers 

More and more women are choosing to freeze their eggs. Ultimately, this choice is a deeply personal decision. If you decide it's the right path for you, one of the first questions you'll likely ask is: How many eggs should I freeze? 

There isn’t one number that answers this question. While you may hear recommendations such as 10-20 eggs, the ideal number depends on several factors, including your age, egg quality, and future family-building goals.

Here at University Reproductive Associates, our providers support you along your fertility journey, including egg freezing. Read on to understand what’s meant by "safety net" numbers and what to consider when making decisions surrounding egg freezing and family planning.

Understanding why more eggs aren't always better 

Although you may assume that every frozen egg has the potential to become a baby, that's not how the process works.

Not every egg survives the thawing process. Of those that do, not every egg fertilizes successfully, develops into a healthy embryo, implants in the uterus, or results in a live birth.

Each step has its own success rate, which is why our fertility specialists often recommend freezing multiple mature eggs to increase the likelihood of achieving a future pregnancy.

Age is often most important

One of the biggest factors in deciding how many eggs to freeze is your age when your eggs are collected. Generally, eggs frozen at younger ages have a higher chance of leading to a healthy pregnancy because they're more likely to be chromosomally normal.

Women younger than 35 may need fewer eggs to achieve the same chance of pregnancy as someone freezing eggs at age 39 or 40.

As women get older, both the number and quality of eggs naturally decline, so we may recommend you freeze additional eggs to help offset those changes.

That’s also why our specialists often encourage patients to consider egg freezing before fertility begins to decline significantly.

What are the ‘safety net’ numbers?

While every person is different, we use general ranges to estimate the number of mature eggs that may provide a reasonable chance of having one future child.

These estimates often look something like:

• 15-20 or more: Option for patients <38 years old to safely give you a 70-80% chance of at least one live birth 
• 25 or more: May be appropriate for women 38-40 years old for a 65-75% chance of at least one live birth 

Even with a safety net, your pregnancy goals aren’t guaranteed. The safety net is a planning tool that helps estimate the likelihood of success based on large groups of patients.

Some women need more than one retrieval 

Some women reach their desired number of mature eggs after a single egg-freezing cycle. Others may choose to undergo two or more retrievals to build a larger reserve.

Your ovarian reserve, hormone levels, age, and response to fertility medications all influence how many mature eggs can be collected during each cycle.

Your University Reproductive Associates fertility specialist reviews your progress after retrieval and discusses whether additional cycles could help you reach your long-term goals.

Think about your future family plans

When freezing your eggs, it’s also important to consider how many children you hope to have in the future. If your goal is one child, your recommended number of frozen eggs may differ from someone hoping for two or three children in the future.

During your consultation, we discuss your reproductive goals and help develop a personalized plan rather than relying on a one-size-fits-all recommendation.

Finding the right plan for you

Egg freezing provides you options for the future, but doesn’t guarantee an outcome. Rather than focusing on reaching a single number, think of your frozen eggs as a "safety net" that may help with fertility preservation. 

Schedule a fertility consultation, including ovarian reserve testing and ultrasound evaluation, here at University Fertility Associates. We can provide valuable insight into what egg freezing may look like for you and whether we’re likely to recommend one or multiple retrieval cycles.

Call us today or use the online tool to request an appointment. We serve women and their partners in Hasbrouck Heights, Hoboken, Wayne, Millburn, and Denville, New Jersey, and Goshen, New York.