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 4.13
Milk (kg) -229.00 -0.014 3.21
Fat (kg) 1.56 -0.375 -0.58
Prot (kg) -3.42 -0.441 1.51
Fertility Sub Index 3.78
Calving Interval (days) -1.42 -1.459 2.07
Survival (%) 1.53 1.117 1.71
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index 1.36
Carcass Weight (kg) -9.40 -0.528 4.96
Age of Slaughter (days) 8.34 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index 10.67
Live WT (kg) -34.80 -0.307 10.67
Total Carbon Sub Index 20.67

* Based on an €80/tonne carbon price