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 -1.85
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 2.78 -0.375 -1.04
Prot (kg) 2.12 -0.441 -0.94
Fertility Sub Index -6.87
Calving Interval (days) 3.90 -1.459 -5.69
Survival (%) -1.06 1.117 -1.18
Calving Sub Index 1.23
Gestation Length (days) -1.34 -0.919 1.23
Beef Sub Index -0.36
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -5.96

* Based on an €80/tonne carbon price