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 8.82
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -7.50 -0.375 2.81
Prot (kg) -7.30 -0.441 3.22
Fertility Sub Index -6.26
Calving Interval (days) 2.05 -1.459 -2.99
Survival (%) -2.93 1.117 -3.27
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 1.14
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) 2.73 -0.432 -1.18
Maintenance Sub Index Maint. Sub Index -0.80
Live WT (kg) 2.60 -0.307 -0.80
Total Carbon Sub Index 3.24

* Based on an €80/tonne carbon price