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 4.39
Milk (kg) -40.00 -0.014 0.56
Fat (kg) -5.06 -0.375 1.90
Prot (kg) -4.39 -0.441 1.94
Fertility Sub Index 1.11
Calving Interval (days) -0.67 -1.459 0.98
Survival (%) 0.12 1.117 0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.03
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 7.39

* Based on an €80/tonne carbon price