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 10.03
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -4.94 -0.375 1.85
Prot (kg) -13.68 -0.441 6.04
Fertility Sub Index 0.03
Calving Interval (days) -0.16 -1.459 0.23
Survival (%) -0.18 1.117 -0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.30
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.74 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 11.64

* Based on an €80/tonne carbon price