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 14.27
Milk (kg) -299.00 -0.014 4.19
Fat (kg) -11.57 -0.375 4.33
Prot (kg) -13.02 -0.441 5.75
Fertility Sub Index 7.27
Calving Interval (days) -4.61 -1.459 6.73
Survival (%) 0.49 1.117 0.55
Calving Sub Index -1.45
Gestation Length (days) 1.58 -0.919 -1.45
Beef Sub Index -0.58
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 20.40

* Based on an €80/tonne carbon price