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 14.04
Milk (kg) -654.00 -0.014 9.16
Fat (kg) 0.31 -0.375 -0.12
Prot (kg) -11.32 -0.441 5.00
Fertility Sub Index 4.37
Calving Interval (days) -3.05 -1.459 4.45
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 0.33
Gestation Length (days) -0.36 -0.919 0.33
Beef Sub Index 1.22
Carcass Weight (kg) -8.80 -0.528 4.64
Age of Slaughter (days) 7.93 -0.432 -3.42
Maintenance Sub Index Maint. Sub Index 10.15
Live WT (kg) -33.10 -0.307 10.15
Total Carbon Sub Index 30.10

* Based on an €80/tonne carbon price