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 8.37
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -7.93 -0.375 2.97
Prot (kg) -8.43 -0.441 3.72
Fertility Sub Index 2.69
Calving Interval (days) -1.14 -1.459 1.66
Survival (%) 0.92 1.117 1.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.38
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 14.43

* Based on an €80/tonne carbon price