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 4.95
Milk (kg) -91.00 -0.014 1.27
Fat (kg) -2.56 -0.375 0.96
Prot (kg) -6.15 -0.441 2.71
Fertility Sub Index -1.34
Calving Interval (days) 0.68 -1.459 -0.99
Survival (%) -0.31 1.117 -0.35
Calving Sub Index 0.24
Gestation Length (days) -0.26 -0.919 0.24
Beef Sub Index -0.26
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 4.15 -0.432 -1.79
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 3.50

* Based on an €80/tonne carbon price