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 12.35
Milk (kg) -378.00 -0.014 5.29
Fat (kg) -11.69 -0.375 4.38
Prot (kg) -6.07 -0.441 2.68
Fertility Sub Index 5.81
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 1.75 1.117 1.96
Calving Sub Index -1.22
Gestation Length (days) 1.33 -0.919 -1.22
Beef Sub Index -2.18
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 7.00 -0.432 -3.02
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 20.39

* Based on an €80/tonne carbon price