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 -0.97
Milk (kg) -114.00 -0.014 1.60
Fat (kg) 8.40 -0.375 -3.15
Prot (kg) -1.32 -0.441 0.58
Fertility Sub Index 3.50
Calving Interval (days) -1.37 -1.459 2.00
Survival (%) 1.34 1.117 1.50
Calving Sub Index 2.43
Gestation Length (days) -2.64 -0.919 2.43
Beef Sub Index 4.41
Carcass Weight (kg) -12.50 -0.528 6.59
Age of Slaughter (days) 5.05 -0.432 -2.18
Maintenance Sub Index Maint. Sub Index 8.89
Live WT (kg) -29.00 -0.307 8.89
Total Carbon Sub Index 18.26

* Based on an €80/tonne carbon price