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 7.70
Milk (kg) -218.00 -0.014 3.05
Fat (kg) 0.61 -0.375 -0.23
Prot (kg) -11.05 -0.441 4.88
Fertility Sub Index 0.23
Calving Interval (days) -0.18 -1.459 0.26
Survival (%) -0.03 1.117 -0.03
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.14
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 0.70 -0.432 -0.30
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 8.54

* Based on an €80/tonne carbon price