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 7.10
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -5.12 -0.375 1.92
Prot (kg) -7.34 -0.441 3.24
Fertility Sub Index 0.37
Calving Interval (days) -0.49 -1.459 0.71
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.69
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.07 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 8.59

* Based on an €80/tonne carbon price