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 -2.08
Milk (kg) 34.00 -0.014 -0.48
Fat (kg) 0.94 -0.375 -0.35
Prot (kg) 2.83 -0.441 -1.25
Fertility Sub Index -2.09
Calving Interval (days) 2.49 -1.459 -3.63
Survival (%) 1.38 1.117 1.54
Calving Sub Index 1.12
Gestation Length (days) -1.22 -0.919 1.12
Beef Sub Index 1.16
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 3.79 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 1.67

* Based on an €80/tonne carbon price