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 17.73
Milk (kg) -311.00 -0.014 4.35
Fat (kg) -12.69 -0.375 4.75
Prot (kg) -19.54 -0.441 8.62
Fertility Sub Index -0.13
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.24
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 18.12

* Based on an €80/tonne carbon price