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 11.14
Milk (kg) -238.00 -0.014 3.33
Fat (kg) -9.60 -0.375 3.60
Prot (kg) -9.54 -0.441 4.21
Fertility Sub Index -5.11
Calving Interval (days) 2.90 -1.459 -4.23
Survival (%) -0.79 1.117 -0.88
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index 0.55
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 3.98 -0.432 -1.72
Maintenance Sub Index Maint. Sub Index -0.71
Live WT (kg) 2.30 -0.307 -0.71
Total Carbon Sub Index 6.24

* Based on an €80/tonne carbon price