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 9.79
Milk (kg) -393.00 -0.014 5.50
Fat (kg) -1.73 -0.375 0.65
Prot (kg) -8.25 -0.441 3.64
Fertility Sub Index 4.19
Calving Interval (days) -1.66 -1.459 2.42
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.55
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 8.35 -0.432 -3.60
Maintenance Sub Index Maint. Sub Index 7.36
Live WT (kg) -24.00 -0.307 7.36
Total Carbon Sub Index 20.56

* Based on an €80/tonne carbon price