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 2.16
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -0.15 -0.375 0.06
Prot (kg) -2.00 -0.441 0.88
Fertility Sub Index 8.96
Calving Interval (days) -4.71 -1.459 6.87
Survival (%) 1.87 1.117 2.09
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.03
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.01 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 19.00

* Based on an €80/tonne carbon price