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 10.81
Milk (kg) -255.00 -0.014 3.57
Fat (kg) -11.01 -0.375 4.12
Prot (kg) -7.06 -0.441 3.12
Fertility Sub Index 5.17
Calving Interval (days) -3.40 -1.459 4.96
Survival (%) 0.19 1.117 0.21
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.96
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -3.45 -0.432 1.49
Maintenance Sub Index Maint. Sub Index 4.35
Live WT (kg) -14.20 -0.307 4.35
Total Carbon Sub Index 23.40

* Based on an €80/tonne carbon price