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 -8.28
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 14.94 -0.375 -5.60
Prot (kg) 6.36 -0.441 -2.81
Fertility Sub Index 3.40
Calving Interval (days) -2.99 -1.459 4.36
Survival (%) -0.86 1.117 -0.96
Calving Sub Index 3.60
Gestation Length (days) -3.92 -0.919 3.60
Beef Sub Index 0.17
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 1.35

* Based on an €80/tonne carbon price