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 18.43
Milk (kg) 85.00 -0.014 -1.19
Fat (kg) -14.57 -0.375 5.46
Prot (kg) -32.09 -0.441 14.16
Fertility Sub Index 1.11
Calving Interval (days) -0.56 -1.459 0.82
Survival (%) 0.26 1.117 0.29
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.32
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 1.32
Live WT (kg) -4.30 -0.307 1.32
Total Carbon Sub Index 20.71

* Based on an €80/tonne carbon price