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 3.93
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -1.16 -0.375 0.43
Prot (kg) -4.79 -0.441 2.11
Fertility Sub Index -0.05
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index -0.36
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.64 -0.432 -1.57
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 3.68

* Based on an €80/tonne carbon price