Few breeds tell a story as Brazilian as Girolando. Its origins lie in a need well known to producers: how to harness the productive potential of Holstein cattle without giving up the hardiness and adaptability of zebu cattle?
The answer began to emerge in Brazilian herds decades ago, when breeders began crossing animals of Holstein and Gir cattle. What began as a field practice eventually became an organized breed-development program.
A story that began almost by chance
A Brazilian Association of Girolando Breeders says that, around the decade of 1940, in the Paraíba Valley, in São Paulo, a Gir bull is said to have wandered into a neighboring pasture and bred with Holstein cows. The offspring of this cross caught the breeders’ attention for combining characteristics of both breeds.
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Regardless of the almost folkloric nature of this origin story, what came next was quite concrete: producers in different regions began using the cross between Gir and Holstein and realized that the resulting animals could combinegood milk production and adaptation to tropical conditions. In the decade of 1970, this movement became organized. In 1978, the organization that would later become the Brazilian Association of Girolando Breeders.
Why exactly 5/8 Holstein + 3/8 Gir?
This is one of the breed’s most interesting curiosities. Girolando was not simply defined as “any cross between Holstein and Gir.” The breed development program established a specific racial composition as the standard: 5/8 Holstein blood and 3/8 Gir blood.
The breed formation standards were defined in 1989, and Girolando was officially recognized as a breed by the Ministry of Agriculture on 1st February 1996. According to the Brazilian Association of Girolando Breeders, the choice of 5/8 aimed to reduce genetic segregation, balance the proportions of the parental breeds, and increase the standardization of the animals.
Embrapa also describes crossing strategies to achieve the composition 5/8 Holstein + 3/8 Gir. In other words, that seemingly specific fraction did not arise by chance. It is the result of a breeding strategy.
The strength lies precisely in the combination
From the Dutch, it mainly inherits the productive potential developed after decades of selection for milk. From the Gir, it gets traits associated with hardiness and adaptation to tropical conditions. This is the classic logic of crossbreeding: trying to bring together in one animal desirable traits found in different populations.
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Embrapa notes that approximately 70% of Brazilian milk production comes from crossbred cows Dutch-Zebu. Among these crosses, the Dutch × Gir is the most common. This figure helps convey the importance of this genetics for Brazil.
Production has also changed
Girolando did not stand still as the breeding program advanced. The Brazilian Association of Girolando Breeders reports that the average production of cows in lactations of up to 305 days rose from 3.695 kg in 2000 to 5.671 kg in 2019 — an increase of 53%.
This is the result of decades of selection and improvement, not just the initial crossbreeding. The breed has also begun to incorporate more modern genetic selection tools, including genomic evaluations. Another interesting figure presented by the association concerns productive longevity: according to the organization, production peaks at around eight years of age, and cows can produce satisfactorily until approximately 15 years of age.
A Brazilian breed with a very clear objective
Girolando originated from a practical question: how can milk be produced in tropical conditions without sacrificing productivity? Its history shows that the answer did not have to be choosing between a “European breed” and a “Zebu breed.” It was possible to build genetics from both.
That is precisely why Girolando represents something greater than a simple combination of percentages. It is the result of a breeding strategy developed in Brazil for Brazilian conditions.
And perhaps that is its most interesting characteristic: Girolando was not simply imported. It was developed here, from two different genetics, to solve a specific problem in tropical milk production.
References for the note:
Brazilian Association of Girolando Breeders, About the Breed and National Breed; Embrapa, Crossbred Cows; Embrapa, The Girolando breed.