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 3.92
Milk (kg) -201.00 -0.014 2.81
Fat (kg) 1.64 -0.375 -0.61
Prot (kg) -3.89 -0.441 1.72
Fertility Sub Index 4.01
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 1.51 1.117 1.69
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -2.31
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 8.52 -0.432 -3.68
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 12.93

* Based on an €80/tonne carbon price