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 8.60
Milk (kg) -210.00 -0.014 2.94
Fat (kg) -5.73 -0.375 2.15
Prot (kg) -7.95 -0.441 3.51
Fertility Sub Index 0.85
Calving Interval (days) -0.53 -1.459 0.77
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.38
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 9.67

* Based on an €80/tonne carbon price