Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 0.68
Milk (kg) -91.00 -0.014 1.27
Fat (kg) 2.74 -0.375 -1.03
Prot (kg) -0.98 -0.441 0.43
Fertility Sub Index -2.23
Calving Interval (days) 0.89 -1.459 -1.30
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.52
Carcass Weight (kg) 2.40 -0.528 -1.27
Age of Slaughter (days) 2.91 -0.432 -1.26
Maintenance Sub Index Maint. Sub Index -0.52
Live WT (kg) 1.70 -0.307 -0.52
Total Carbon Sub Index -5.06

* Based on an €80/tonne carbon price