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 6.55
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -4.42 -0.375 1.66
Prot (kg) -6.91 -0.441 3.05
Fertility Sub Index -5.39
Calving Interval (days) 2.96 -1.459 -4.32
Survival (%) -0.96 1.117 -1.07
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index -0.18
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 2.00

* Based on an €80/tonne carbon price