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 6.25
Milk (kg) -132.00 -0.014 1.85
Fat (kg) -5.92 -0.375 2.22
Prot (kg) -4.95 -0.441 2.18
Fertility Sub Index 5.90
Calving Interval (days) -4.38 -1.459 6.39
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index 0.77
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.68 -0.432 0.29
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 15.39

* Based on an €80/tonne carbon price