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 5.25
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -8.10 -0.375 3.03
Prot (kg) -1.02 -0.441 0.45
Fertility Sub Index 5.06
Calving Interval (days) -2.47 -1.459 3.60
Survival (%) 1.30 1.117 1.45
Calving Sub Index -0.15
Gestation Length (days) 0.16 -0.919 -0.15
Beef Sub Index 1.40
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.06 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 15.14

* Based on an €80/tonne carbon price