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 5.33
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -1.98 -0.375 0.74
Prot (kg) -7.41 -0.441 3.27
Fertility Sub Index -2.11
Calving Interval (days) 1.66 -1.459 -2.42
Survival (%) 0.28 1.117 0.31
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index -1.15
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 3.53 -0.432 -1.52
Maintenance Sub Index Maint. Sub Index -0.55
Live WT (kg) 1.80 -0.307 -0.55
Total Carbon Sub Index 1.87

* Based on an €80/tonne carbon price