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 3.64
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -3.85 -0.375 1.44
Prot (kg) -3.53 -0.441 1.56
Fertility Sub Index -6.20
Calving Interval (days) 2.10 -1.459 -3.06
Survival (%) -2.81 1.117 -3.14
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.60
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 3.11 -0.432 -1.34
Maintenance Sub Index Maint. Sub Index -3.68
Live WT (kg) 12.00 -0.307 -3.68
Total Carbon Sub Index -7.32

* Based on an €80/tonne carbon price