Performing Pet CPR Chest Compressions Correctly

by admin in Pet Care Basics 19 - Last Update November 16, 2025

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Performing Pet CPR Chest Compressions Correctly

I’ll never forget the feeling of my heart pounding in my chest during my first pet first aid certification class. We were practicing on dummies, but the weight of the responsibility felt so real. The instructor told us that knowing the correct way to perform chest compressions could be the most critical physical skill in a pet emergency, and it’s something I’ve practiced mentally ever since. It\'s a scary topic, but being prepared has given me a sense of calm I wouldn\'t have otherwise.

Understanding the goal of chest compressions

Before we get into the \'how,\' it’s important to understand the \'why.\' When a pet\'s heart stops, chest compressions are what we do to manually pump blood to their vital organs, especially the brain and lungs. We are, quite literally, acting as their heart. It\'s an exhausting, physically demanding task, but it’s our best shot at keeping them with us until we can get to a veterinary professional. Remember, this information is meant to empower you in an emergency, but it is not a substitute for professional veterinary care or a hands-on training course, which I wholeheartedly recommend for every pet owner.

Positioning your pet for CPR

First, check for responsiveness and breathing. If there is none, and you can\'t find a pulse, you need to begin CPR immediately. Lay your pet on their right side on a firm, flat surface. This leaves their heart, which is located on the left side of the chest, facing up towards you.

  • For most dogs and cats: Their right side down is the standard.
  • For barrel-chested dogs (like Bulldogs or Pugs): It\'s sometimes more effective to perform compressions with them lying on their back.

Getting this initial positioning right is something I had to practice a few times on the dummy to make it feel natural. In a panic, you want it to be muscle memory.

Correct hand placement and technique

This is where size really matters. The technique I learned for a big Golden Retriever is very different from the one for a small cat.

For medium to large dogs (over 30 lbs / 14 kg)

Place the heel of one hand directly over the widest part of their chest, right behind their elbow. Place your other hand on top and interlock your fingers. With your arms straight and your shoulders directly over your hands, you\'ll use your body weight to compress the chest. This was the hardest part for me; you have to push much harder than you think.

For small dogs and cats (under 30 lbs / 14 kg)

For these smaller animals, you can use a one-handed technique. You can either place the heel of one hand over the heart or use what\'s called the \'thoracic squeeze\' method. For this, you wrap your hand around their chest so your thumb is on one side and your fingers are on the other, right over the heart. You then squeeze your hand to compress the chest.

The rhythm and depth of compressions

This is the final, crucial piece of the puzzle. Getting the rate and depth right is what makes the compressions effective.

  1. Rate: The target is 100 to 120 compressions per minute. The easiest way I remember this is to press to the beat of the song \"Stayin\' Alive.\" It sounds a bit morbid, but it’s a medically-recognized trick that works perfectly for maintaining the right rhythm.
  2. Depth: You should compress the chest to about 1/3 to 1/2 of its total depth. It feels like a lot, and it\'s natural to be scared of hurting them, but ineffective compressions won\'t circulate blood. Be firm and intentional.

You should perform 30 chest compressions followed by 2 rescue breaths, and continue this cycle. Honestly, it\'s exhausting, but don\'t give up. Continue CPR until your pet starts breathing on their own, or until a veterinarian can take over. My hope is that you never have to use this skill, but knowing it is one of the greatest gifts you can give your beloved companion. I always recommend discussing emergency plans with your vet before you ever need one.

Frequently Asked Questions (FAQs)

What is the correct rate for pet CPR chest compressions?
The target rate for chest compressions in both dogs and cats is 100 to 120 compressions per minute. A helpful way I've learned to keep this pace is to press to the beat of a song like 'Stayin' Alive' by the Bee Gees. Always consult a vet for guidance and consider a hands-on training course.
How deep should I press during chest compressions on my dog?
You should aim to compress the chest to a depth of about one-third to one-half of its normal width. It feels surprisingly deep, but this force is necessary to manually pump blood. The technique and pressure will vary based on your dog's size, so I always advise practicing on a manikin in a certified class if you can.
Is the technique for chest compressions different for cats and small dogs?
Yes, it is. For cats and small dogs (under 30 lbs or 14 kg), you can often use a one-handed technique. One common method is to wrap your hand around the chest, placing your thumb on one side and your fingers on the other directly over the heart, and then squeezing. This is different from the two-handed method used for larger dogs.
Should I stop compressions to give rescue breaths?
Yes, the current recommendation for single-rescuer pet CPR is a cycle of 30 chest compressions followed by 2 rescue breaths. After delivering the breaths, you should immediately resume chest compressions. This 30:2 ratio helps to circulate oxygenated blood. This protocol should be confirmed with your veterinarian.
Can I break my pet's ribs while doing CPR?
It is a possibility, and it's a common fear I had when I was learning. However, in a life-or-death situation where the heart has stopped, a broken rib is a treatable injury, whereas lack of blood flow to the brain is not. The primary goal is to save the pet's life. Effective compressions are more important than the risk of rib fracture. A vet should always assess your pet after any such event.