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 11.34
Milk (kg) -475.00 -0.014 6.65
Fat (kg) 4.36 -0.375 -1.63
Prot (kg) -14.32 -0.441 6.32
Fertility Sub Index 0.30
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) -0.07 1.117 -0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.25
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 13.69

* Based on an €80/tonne carbon price