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 3.86
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -2.24 -0.375 0.84
Prot (kg) -3.04 -0.441 1.34
Fertility Sub Index 4.03
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -1.23
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 8.83 -0.432 -3.81
Maintenance Sub Index Maint. Sub Index 7.97
Live WT (kg) -26.00 -0.307 7.97
Total Carbon Sub Index 15.32

* Based on an €80/tonne carbon price