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 5.46
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -5.28 -0.375 1.98
Prot (kg) -5.14 -0.441 2.27
Fertility Sub Index 1.55
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) 0.76 1.117 0.85
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.15
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 14.75

* Based on an €80/tonne carbon price