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 5.24
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -6.64 -0.375 2.49
Prot (kg) -2.75 -0.441 1.21
Fertility Sub Index 0.86
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.37
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 8.67

* Based on an €80/tonne carbon price