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 -3.07
Milk (kg) -19.00 -0.014 0.27
Fat (kg) 7.44 -0.375 -2.79
Prot (kg) 1.25 -0.441 -0.55
Fertility Sub Index 9.18
Calving Interval (days) -4.20 -1.459 6.13
Survival (%) 2.73 1.117 3.05
Calving Sub Index 2.81
Gestation Length (days) -3.06 -0.919 2.81
Beef Sub Index 0.15
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 4.53 -0.432 -1.96
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 9.38

* Based on an €80/tonne carbon price