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 31.13
Milk (kg) -576.00 -0.014 8.06
Fat (kg) -33.45 -0.375 12.53
Prot (kg) -23.88 -0.441 10.54
Fertility Sub Index 2.27
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) 0.70 1.117 0.78
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index 1.66
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 37.67

* Based on an €80/tonne carbon price