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 10.73
Milk (kg) -222.00 -0.014 3.11
Fat (kg) -9.76 -0.375 3.66
Prot (kg) -8.98 -0.441 3.96
Fertility Sub Index 0.21
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) -0.61 1.117 -0.68
Calving Sub Index -1.23
Gestation Length (days) 1.34 -0.919 -1.23
Beef Sub Index -2.27
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 1.10 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index -0.61
Live WT (kg) 2.00 -0.307 -0.61
Total Carbon Sub Index 6.82

* Based on an €80/tonne carbon price