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 2.54
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -2.45 -0.441 1.08
Fertility Sub Index 0.30
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.22
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 4.71

* Based on an €80/tonne carbon price