Table 1. Data on the average fertilization rate, frozen embryos, and discarded embryos among the states of Brazil in 2023.
Regions States (UF) Frozen embryos Discarded embryos Average fertilization rate
North Amazonas (AM) 237 148 69%
Pará (PA) 714 346 71%
Tocantins (TO) 160 37 85%*
Northeast Bahia (BA) 2,524 1,248 79%
Ceará (CE) 2,765 1,583 74%
Maranhão (MA) 652 341 73%*
Paraíba (PB) 837 178 78%
Pernambuco (PE) 3,124 1,597 80%
Piauí (PI) 1,315 593 75%
Rio Grande do Norte (RN) 618 326 49%*
Sergipe (SE) 699 566 78%
Central-West Distrito Federal (DF) 2,618 1,255 79%
Goiás (GO) 4,628 2,175 79%
Mato Grosso (MT) 959 597 79%
Mato Grosso do Sul (MS) 324 109 75%*
Southeast Espírito Santo (ES) 1,281 610 61%
Minas Gerais (MG) 8,634 4,551 71%
Rio de Janeiro (RJ) 7,641 4,036 79%
São Paulo (SP) 61,742 27,123 76%
South Paraná (PR) 4,211 2,033 73%
Rio Grande do Sul (RS) 7,345 3,744 78%
Santa Catarina (SC) 2,717 1,235 81%
Total 115,745 54,431 75%

* Incomplete data.
National average.