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 8.25
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -7.90 -0.375 2.96
Prot (kg) -7.45 -0.441 3.29
Fertility Sub Index -2.05
Calving Interval (days) 0.65 -1.459 -0.95
Survival (%) -0.99 1.117 -1.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.47
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 0.40
Live WT (kg) -1.30 -0.307 0.40
Total Carbon Sub Index 5.65

* Based on an €80/tonne carbon price