Livestock restraining devices, systems for livestock management, and uses thereof

A device for restraining a livestock animal characterized by having at least one open configuration and at least one closed configuration, said device comprising:

• a) at least one opening configured to allow passage of the upper part of the body of the animal when in the open configuration;
• b) a locking mechanism having a locked state and an unlocked state, wherein the locking mechanism is configured to switch the device from the open configuration to the closed configuration and from the closed configuration to the open configuration;
• c) at least one animal identification element configured to identify the livestock animal;
• d) at least one controller in communication with the animal identification element and the locking mechanism;
• e) at least one computer comprising data storage, in communication with the controller and the animal identification element;
• and, optionally, f) at least one signaling element configured to generate a sensory output in communication with the controller.