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 4.22
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -0.55 -0.375 0.21
Prot (kg) -4.20 -0.441 1.85
Fertility Sub Index 4.15
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 1.57 1.117 1.75
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -2.17
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.58 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 13.67

* Based on an €80/tonne carbon price