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 10.39
Milk (kg) -240.00 -0.014 3.36
Fat (kg) -11.05 -0.375 4.14
Prot (kg) -6.55 -0.441 2.89
Fertility Sub Index 5.52
Calving Interval (days) -3.96 -1.459 5.78
Survival (%) -0.23 1.117 -0.26
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.87
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) -3.36 -0.432 1.45
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 22.62

* Based on an €80/tonne carbon price