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 0.99
Milk (kg) -49.00 -0.014 0.69
Fat (kg) 0.98 -0.375 -0.37
Prot (kg) -1.52 -0.441 0.67
Fertility Sub Index 3.90
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 1.09 1.117 1.22
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index -1.01
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 4.30 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index -2.18
Live WT (kg) 7.10 -0.307 -2.18
Total Carbon Sub Index 1.67

* Based on an €80/tonne carbon price