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 6.28
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -3.05 -0.375 1.14
Prot (kg) -5.00 -0.441 2.21
Fertility Sub Index 0.20
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.43
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 8.39

* Based on an €80/tonne carbon price