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 14.03
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -14.81 -0.375 5.55
Prot (kg) -9.35 -0.441 4.13
Fertility Sub Index 0.84
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) 0.11 1.117 0.12
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -1.98
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) 2.75 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index 13.89

* Based on an €80/tonne carbon price