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 5.14
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -3.31 -0.375 1.24
Prot (kg) -5.54 -0.441 2.45
Fertility Sub Index 1.57
Calving Interval (days) -1.10 -1.459 1.60
Survival (%) -0.03 1.117 -0.03
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index 1.75
Carcass Weight (kg) -3.75 -0.528 1.98
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index 11.67

* Based on an €80/tonne carbon price