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 5.13
Milk (kg) -325.00 -0.014 4.55
Fat (kg) 5.42 -0.375 -2.03
Prot (kg) -5.92 -0.441 2.61
Fertility Sub Index 4.74
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 1.02 1.117 1.14
Calving Sub Index 2.37
Gestation Length (days) -2.58 -0.919 2.37
Beef Sub Index 7.50
Carcass Weight (kg) -17.60 -0.528 9.28
Age of Slaughter (days) 4.13 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index 11.93
Live WT (kg) -38.90 -0.307 11.93
Total Carbon Sub Index 31.67

* Based on an €80/tonne carbon price