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 0.39
Milk (kg) -41.00 -0.014 0.57
Fat (kg) 1.23 -0.375 -0.46
Prot (kg) -0.63 -0.441 0.28
Fertility Sub Index 0.33
Calving Interval (days) -0.45 -1.459 0.66
Survival (%) -0.29 1.117 -0.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.37
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 2.68

* Based on an €80/tonne carbon price