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 25.39
Milk (kg) -576.00 -0.014 8.06
Fat (kg) -20.40 -0.375 7.64
Prot (kg) -21.94 -0.441 9.68
Fertility Sub Index 4.44
Calving Interval (days) -2.79 -1.459 4.07
Survival (%) 0.33 1.117 0.37
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index -1.12
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index -1.38
Live WT (kg) 4.50 -0.307 -1.38
Total Carbon Sub Index 27.41

* Based on an €80/tonne carbon price