A system comprising at least one animal management label, in the form of an ear tag or bolus provided with a transmitter and receiver device, a pedometer provided with a transmitter and receiver device, or a smart tag for detecting movements of the animal provided with a transmitter and receiver device, wherein the system comprises a plurality of readers for wirelessly reading out the label, and a central computer which is communicatively connected with the readers, characterized in that the system is configured for updating the label with new data such as setting parameters of the label and/or a software update of the label, wherein the central computer is configured to supply data of an update to each of the readers, wherein: a. the system is configured such that a random reader of the plurality of readers starts wirelessly transmitting the data of the update to the at least one label when the at least one label is at such a distance from the respective reader that the at least one label can be wirelessly read out by the respective reader and the at least one label has not received any data of the update yet; b. the system comprises recording means, wherein the system is configured to keep record of information in the recording means about what part of the data of the update has been received by the at least one label after the transmitting of data of the update to the at least one label by a random reader; and c. the system is configured such that a random reader of the plurality of readers starts further wirelessly transmitting the data of the update to the at least one label when the at least one label is at such a distance from the respective reader that the at least one label can be wirelessly read out by the respective reader and according to the information which is stored in the recording means the at least one label has not received all data of the update yet, wherein the data of the update that is then transmitted to the at least one label relates to data of the update that has not been received by the at least one label before. a. the system is configured such that a random reader of the plurality of readers starts wirelessly transmitting the data of the update to the at least one label when the at least one label is at such a distance from the respective reader that the at least one label can be wirelessly read out by the respective reader and the at least one label has not received any data of the update yet; b. the system comprises recording means, wherein the system is configured to keep record of information in the recording means about what part of the data of the update has been received by the at least one label after the transmitting of data of the update to the at least one label by a random reader; and c. the system is configured such that a random reader of the plurality of readers starts further wirelessly transmitting the data of the update to the at least one label when the at least one label is at such a distance from the respective reader that the at least one label can be wirelessly read out by the respective reader and according to the information which is stored in the recording means the at least one label has not received all data of the update yet, wherein the data of the update that is then transmitted to the at least one label relates to data of the update that has not been received by the at least one label before.