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 2.25
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -2.06 -0.375 0.77
Prot (kg) -0.59 -0.441 0.26
Fertility Sub Index 9.19
Calving Interval (days) -4.85 -1.459 7.08
Survival (%) 1.89 1.117 2.11
Calving Sub Index 1.36
Gestation Length (days) -1.48 -0.919 1.36
Beef Sub Index 5.32
Carcass Weight (kg) -9.40 -0.528 4.96
Age of Slaughter (days) -0.84 -0.432 0.36
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 23.76

* Based on an €80/tonne carbon price