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 4.49
Milk (kg) -68.00 -0.014 0.95
Fat (kg) -5.00 -0.375 1.87
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index -3.54
Calving Interval (days) 1.89 -1.459 -2.76
Survival (%) -0.70 1.117 -0.78
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.54
Carcass Weight (kg) -5.50 -0.528 2.90
Age of Slaughter (days) 0.84 -0.432 -0.36
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 10.40

* Based on an €80/tonne carbon price