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 8.53
Milk (kg) -169.00 -0.014 2.37
Fat (kg) -7.15 -0.375 2.68
Prot (kg) -7.90 -0.441 3.49
Fertility Sub Index 4.35
Calving Interval (days) -4.22 -1.459 6.16
Survival (%) -1.62 1.117 -1.81
Calving Sub Index -3.47
Gestation Length (days) 3.78 -0.919 -3.47
Beef Sub Index 0.99
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -1.06 -0.432 0.46
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 12.35

* Based on an €80/tonne carbon price