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 5.50
Milk (kg) -218.00 -0.014 3.05
Fat (kg) -0.29 -0.375 0.11
Prot (kg) -5.31 -0.441 2.34
Fertility Sub Index 1.52
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) -0.14 1.117 -0.16
Calving Sub Index 1.17
Gestation Length (days) -1.27 -0.919 1.17
Beef Sub Index 2.21
Carcass Weight (kg) -7.50 -0.528 3.96
Age of Slaughter (days) 4.05 -0.432 -1.75
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 15.89

* Based on an €80/tonne carbon price