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 6.59
Milk (kg) -142.00 -0.014 1.99
Fat (kg) -3.58 -0.375 1.34
Prot (kg) -7.40 -0.441 3.27
Fertility Sub Index 5.55
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 1.05 1.117 1.17
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.00
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 0.37 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 3.99
Live WT (kg) -13.00 -0.307 3.99
Total Carbon Sub Index 17.67

* Based on an €80/tonne carbon price