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 11.12
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -5.81 -0.375 2.18
Prot (kg) -14.48 -0.441 6.39
Fertility Sub Index -0.40
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.29 1.117 -0.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.87
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 3.36 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 12.10

* Based on an €80/tonne carbon price