Can Cows and Solar Power Coexist? We're About to Find Out

CIN Admin
CIN Admin
  • Updated
Resource Type Article
Author / Source Dan Gearino (Inside Climate News)
Publication Date November 2025
Location Kentucky and Tennessee; framework applicable nationally
Initiative Type Technology, Program
Project Complexity Advanced
Recommended For Board, Staff

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Estimated reading time: 15 minutes


Why This Matters for Rural Electric Co-ops

Land-use conflicts between solar development and farming are a common barrier to project siting in rural agricultural communities. Agrivoltaics (combining solar generation with active livestock grazing) offers a way to expand utility-scale solar on land already in agricultural use, reducing siting friction and supporting local farmers economically. For co-ops in cattle-heavy service territories, the CattleTracker system described in this article is an early model worth watching. Co-op leaders can use this article to explore whether agrivoltaic arrangements fit their solar development or member interconnection strategy.


Key Takeaways

› Silicon Ranch's CattleTracker system addresses the core technical barrier to solar-cattle integration: panel vulnerability when tilted vertically. The fix is adjusting tracker angle when cattle are present, keeping panels horizontal and out of reach.
› Sheep-solar integration is already well-established and approaching market saturation in some regions; cattle represent the next major frontier, given the beef industry is roughly 200 times larger by weight than the sheep industry.
› Of 248 agrivoltaic livestock projects tracked by NREL, only 8 involve cattle, signaling that the practice is still early-stage and co-ops considering it would be among early movers.
› Agrivoltaics can reduce land-use opposition to solar siting, a relevant concern for co-ops trying to expand renewable capacity in agricultural communities resistant to solar development on farmland.

Implementation Considerations

  • Cost or Funding Requirements: Federal research grants and renewable energy subsidies that previously supported agrivoltaic pilots have been reduced or eliminated under the current administration. Co-ops exploring this model should plan for limited public funding support and focus on whether the dual-use economics (reduced mowing costs, land lease structures) can stand on their own.
  • Staffing or Technology Requirements: Implementing solar-cattle integration requires coordination between solar operations staff and agricultural partners, plus tracker system modifications. Smaller co-ops pursuing this would likely need to work through a developer partner rather than manage the technical system directly.

Notable Examples

  • Silicon Ranch: Developer piloting "CattleTracker" at its Christiana, Tennessee solar project; also operates a sheep-solar site at Turkey Creek Solar Ranch in Lancaster, Kentucky.
  • BlueWave Solar: Massachusetts-based developer with three small cattle-solar pilot projects in that state.
  • AES: Large utility and solar developer partnering on a crop-livestock-solar project at Grafton Solar in Massachusetts.
  • University of Minnesota Morris and Rutgers University: Both operating cattle-solar test farms for research.

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Estimated reading time: 15 minutes

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