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 -0.50
Milk (kg) -10.00 -0.014 0.14
Fat (kg) -4.33 -0.375 1.62
Prot (kg) 5.12 -0.441 -2.26
Fertility Sub Index -4.66
Calving Interval (days) 0.91 -1.459 -1.33
Survival (%) -2.98 1.117 -3.33
Calving Sub Index 0.92
Gestation Length (days) -1.00 -0.919 0.92
Beef Sub Index -1.09
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 0.64
Live WT (kg) -2.10 -0.307 0.64
Total Carbon Sub Index -4.67

* Based on an €80/tonne carbon price