Data for publication: Saqer S. Alotaibi, Jack S. A. Matthews, Steven M. Driever, Caroline A. Sparks, Martin A.J. Parry, Tracy Lawson, Christine A. Raines Can small reductions in Rubisco content improve nitrogen use in wheat without negatively impacting biomass or grain yield? Published in Journal of Experimental Botany 2026 https://doi.org/10.1093/jxb/erag433