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 8.49
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -10.21 -0.375 3.82
Prot (kg) -7.36 -0.441 3.25
Fertility Sub Index 3.45
Calving Interval (days) -1.64 -1.459 2.39
Survival (%) 0.95 1.117 1.06
Calving Sub Index -2.00
Gestation Length (days) 2.18 -0.919 -2.00
Beef Sub Index -0.75
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 5.04 -0.432 -2.18
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 15.07

* Based on an €80/tonne carbon price