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 7.79
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -4.65 -0.375 1.74
Prot (kg) -9.26 -0.441 4.09
Fertility Sub Index -1.58
Calving Interval (days) 0.31 -1.459 -0.45
Survival (%) -1.01 1.117 -1.13
Calving Sub Index 0.22
Gestation Length (days) -0.24 -0.919 0.22
Beef Sub Index 1.53
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 8.84

* Based on an €80/tonne carbon price