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 4.55
Milk (kg) -106.00 -0.014 1.48
Fat (kg) -3.41 -0.375 1.28
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index -1.41
Calving Interval (days) 0.67 -1.459 -0.98
Survival (%) -0.39 1.117 -0.44
Calving Sub Index -0.22
Gestation Length (days) 0.24 -0.919 -0.22
Beef Sub Index 2.90
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -0.85 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 9.67

* Based on an €80/tonne carbon price