India's skewed sex ratio, particularly the child sex ratio (0-6 years), is a complex demographic issue rooted deeply in various socio-cultural factors. While technological advancements like sex-selective abortions play a direct role, they are merely tools used to fulfill underlying societal preferences and biases. The primary socio-cultural factors responsible include:

1. Deep-rooted Patriarchy and Son Preference: This is arguably the most significant factor. Indian society has historically been patriarchal, where sons are often seen as essential for carrying on the family name, inheriting property, performing religious rituals (especially last rites), and providing old-age security to parents. Daughters, conversely, are often perceived as temporary members of the family who will eventually marry into another household.

2. Dowry System: The pervasive practice of dowry, despite being illegal, places a significant economic burden on families with daughters. The expectation of providing a substantial dowry at the time of marriage makes daughters an economic liability in the eyes of many families, leading to a preference for sons.

3. Low Status of Women: The overall lower social, economic, and political status accorded to women in many parts of India contributes to the skewed sex ratio. Limited access to education, employment opportunities, and decision-making power for women reinforces the perception that they are less valuable than men.

4. Economic Vulnerability and Poverty: In impoverished households, the desire for sons can be intensified as they are often seen as potential breadwinners and a source of labor, especially in agrarian societies. Daughters, due to limited economic opportunities and the dowry system, are often not seen as contributing equally to the family's economic well-being.

5. Religious and Traditional Beliefs: Certain religious and traditional beliefs reinforce the importance of sons for spiritual salvation or family lineage, further strengthening son preference. While not all religions inherently promote this, cultural interpretations often do.

6. Lack of Awareness and Education: Lower levels of education and awareness, particularly among women, can perpetuate traditional gender biases and limit their agency in challenging son preference within their families.

7. Community and Kinship Pressure: Families often face immense pressure from relatives and the wider community to produce a son, especially if they already have daughters. This social pressure can lead to sex-selective practices.

These interconnected socio-cultural factors create an environment where the birth of a son is celebrated, and the birth of a daughter is often met with disappointment, sometimes leading to extreme measures like sex-selective abortions or neglect of female children, ultimately contributing to the skewed sex ratio.