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 -6.55
Milk (kg) 138.00 -0.014 -1.93
Fat (kg) 6.31 -0.375 -2.36
Prot (kg) 5.11 -0.441 -2.26
Fertility Sub Index -0.86
Calving Interval (days) 0.34 -1.459 -0.50
Survival (%) -0.33 1.117 -0.37
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.10
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.35 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -6.50

* Based on an €80/tonne carbon price