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 5.32
Milk (kg) -128.00 -0.014 1.79
Fat (kg) -2.57 -0.375 0.96
Prot (kg) -5.81 -0.441 2.56
Fertility Sub Index -3.92
Calving Interval (days) 2.13 -1.459 -3.11
Survival (%) -0.73 1.117 -0.82
Calving Sub Index 0.31
Gestation Length (days) -0.34 -0.919 0.31
Beef Sub Index 1.22
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 5.87

* Based on an €80/tonne carbon price