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 4.82
Milk (kg) -413.00 -0.014 5.78
Fat (kg) 9.98 -0.375 -3.74
Prot (kg) -6.30 -0.441 2.78
Fertility Sub Index 3.26
Calving Interval (days) -1.88 -1.459 2.74
Survival (%) 0.46 1.117 0.51
Calving Sub Index 1.19
Gestation Length (days) -1.30 -0.919 1.19
Beef Sub Index 0.43
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 6.94 -0.432 -3.00
Maintenance Sub Index Maint. Sub Index 8.64
Live WT (kg) -28.20 -0.307 8.64
Total Carbon Sub Index 18.35

* Based on an €80/tonne carbon price