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 11.25
Milk (kg) -223.00 -0.014 3.12
Fat (kg) -11.53 -0.375 4.32
Prot (kg) -8.64 -0.441 3.81
Fertility Sub Index 1.56
Calving Interval (days) -0.74 -1.459 1.08
Survival (%) 0.43 1.117 0.48
Calving Sub Index -2.81
Gestation Length (days) 3.06 -0.919 -2.81
Beef Sub Index -3.29
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 9.07

* Based on an €80/tonne carbon price