[2] On 1 February 2019, Agenbag stood in the opening Women's Twenty20 International (WT20I) match between South Africa and Sri Lanka, at Newlands Cricket Ground in Cape Town.
[5] Dane van Niekerk, captain of South Africa's women's team also praised Agenbag, saying "she held her own and it's awesome to a see a woman out there doing really well".
[6] In May 2019, she was one of the on-field umpires for the final of the 2019 ICC Women's Qualifier Africa tournament, between Zimbabwe and Namibia.
[15] In January 2021, Agenbag umpired in her first Women's One Day International (WODI) matches, in all three fixtures between South Africa and Pakistan at the Kingsmead Cricket Ground.
[21][22] In September 2024 she was named as part of an all-female officiating group for the 2024 ICC Women's T20 World Cup.