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 29.26
Milk (kg) -599.00 -0.014 8.39
Fat (kg) -30.34 -0.375 11.36
Prot (kg) -21.55 -0.441 9.51
Fertility Sub Index 5.98
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 0.72 1.117 0.80
Calving Sub Index -1.02
Gestation Length (days) 1.11 -0.919 -1.02
Beef Sub Index -0.86
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 0.15 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 35.67

* Based on an €80/tonne carbon price