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 8.44
Milk (kg) -426.00 -0.014 5.96
Fat (kg) 1.15 -0.375 -0.43
Prot (kg) -6.59 -0.441 2.91
Fertility Sub Index 4.13
Calving Interval (days) -1.62 -1.459 2.36
Survival (%) 1.58 1.117 1.77
Calving Sub Index 0.77
Gestation Length (days) -0.84 -0.919 0.77
Beef Sub Index -1.50
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 8.36 -0.432 -3.61
Maintenance Sub Index Maint. Sub Index 7.45
Live WT (kg) -24.30 -0.307 7.45
Total Carbon Sub Index 19.29

* Based on an €80/tonne carbon price