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 -5.08
Milk (kg) 60.00 -0.014 -0.84
Fat (kg) 5.37 -0.375 -2.01
Prot (kg) 5.06 -0.441 -2.23
Fertility Sub Index -5.86
Calving Interval (days) 3.84 -1.459 -5.60
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index -1.07
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index -9.67

* Based on an €80/tonne carbon price