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 20.21
Milk (kg) -341.00 -0.014 4.77
Fat (kg) -22.58 -0.375 8.46
Prot (kg) -15.80 -0.441 6.97
Fertility Sub Index 6.99
Calving Interval (days) -3.51 -1.459 5.12
Survival (%) 1.67 1.117 1.87
Calving Sub Index -1.62
Gestation Length (days) 1.76 -0.919 -1.62
Beef Sub Index -3.42
Carcass Weight (kg) 3.60 -0.528 -1.90
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 25.67

* Based on an €80/tonne carbon price