Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 0.44
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -1.84 -0.375 0.69
Prot (kg) 1.38 -0.441 -0.61
Fertility Sub Index -1.27
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -1.60
Gestation Length (days) 1.74 -0.919 -1.60
Beef Sub Index -2.48
Carcass Weight (kg) 1.45 -0.528 -0.76
Age of Slaughter (days) 3.98 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index 3.05
Live WT (kg) -9.95 -0.307 3.05
Total Carbon Sub Index -1.85

* Based on an €80/tonne carbon price