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 0.62
Milk (kg) -20.00 -0.014 0.28
Fat (kg) 0.59 -0.375 -0.22
Prot (kg) -1.28 -0.441 0.56
Fertility Sub Index 0.17
Calving Interval (days) -0.24 -1.459 0.35
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.02
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 2.29

* Based on an €80/tonne carbon price