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 3.98
Milk (kg) -124.00 -0.014 1.74
Fat (kg) -2.29 -0.375 0.86
Prot (kg) -3.14 -0.441 1.39
Fertility Sub Index 4.04
Calving Interval (days) -1.59 -1.459 2.32
Survival (%) 1.54 1.117 1.72
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index 0.88
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 8.59 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 9.96
Live WT (kg) -32.50 -0.307 9.96
Total Carbon Sub Index 19.55

* Based on an €80/tonne carbon price