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 11.26
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -14.36 -0.375 5.38
Prot (kg) -8.26 -0.441 3.65
Fertility Sub Index -0.61
Calving Interval (days) 0.75 -1.459 -1.09
Survival (%) 0.43 1.117 0.48
Calving Sub Index 0.40
Gestation Length (days) -0.44 -0.919 0.40
Beef Sub Index 0.76
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index 14.67

* Based on an €80/tonne carbon price