Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 26.28
Milk (kg) -710.00 -0.014 9.94
Fat (kg) -13.90 -0.375 5.21
Prot (kg) -25.22 -0.441 11.13
Fertility Sub Index -0.75
Calving Interval (days) 0.60 -1.459 -0.88
Survival (%) 0.11 1.117 0.12
Calving Sub Index 0.13
Gestation Length (days) -0.14 -0.919 0.13
Beef Sub Index -0.20
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 25.67

* Based on an €80/tonne carbon price