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 2.48
Milk (kg) -106.00 -0.014 1.48
Fat (kg) 3.16 -0.375 -1.18
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index 0.39
Calving Interval (days) -0.33 -1.459 0.48
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.41
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 3.93

* Based on an €80/tonne carbon price