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 5.30
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -5.98 -0.375 2.24
Prot (kg) -4.33 -0.441 1.91
Fertility Sub Index 6.55
Calving Interval (days) -2.89 -1.459 4.22
Survival (%) 2.09 1.117 2.33
Calving Sub Index -1.48
Gestation Length (days) 1.61 -0.919 -1.48
Beef Sub Index -2.32
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 8.30 -0.432 -3.58
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 14.67

* Based on an €80/tonne carbon price