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 10.08
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -11.37 -0.375 4.26
Prot (kg) -7.70 -0.441 3.40
Fertility Sub Index 7.15
Calving Interval (days) -3.00 -1.459 4.38
Survival (%) 2.48 1.117 2.77
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index -1.87
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 7.01 -0.432 -3.03
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 19.79

* Based on an €80/tonne carbon price