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 4.31
Milk (kg) -79.00 -0.014 1.11
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -4.91 -0.441 2.17
Fertility Sub Index -9.40
Calving Interval (days) 4.87 -1.459 -7.11
Survival (%) -2.05 1.117 -2.29
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 0.52
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.23 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index -3.67

* Based on an €80/tonne carbon price