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 4.57
Milk (kg) -130.00 -0.014 1.82
Fat (kg) 0.73 -0.375 -0.27
Prot (kg) -6.86 -0.441 3.03
Fertility Sub Index 1.04
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.69
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.70 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 8.01

* Based on an €80/tonne carbon price