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 -10.47
Milk (kg) 154.00 -0.014 -2.16
Fat (kg) 10.57 -0.375 -3.96
Prot (kg) 9.86 -0.441 -4.35
Fertility Sub Index -0.15
Calving Interval (days) -0.02 -1.459 0.03
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 2.40
Gestation Length (days) -2.61 -0.919 2.40
Beef Sub Index 4.12
Carcass Weight (kg) -11.60 -0.528 6.12
Age of Slaughter (days) 4.62 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index -3.30

* Based on an €80/tonne carbon price