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 6.89
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -7.70 -0.375 2.88
Prot (kg) -4.67 -0.441 2.06
Fertility Sub Index 7.19
Calving Interval (days) -4.28 -1.459 6.24
Survival (%) 0.85 1.117 0.95
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.87
Carcass Weight (kg) -0.20 -0.528 0.11
Age of Slaughter (days) 2.27 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 15.85

* Based on an €80/tonne carbon price