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 7.49
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -6.24 -0.375 2.34
Prot (kg) -6.89 -0.441 3.04
Fertility Sub Index 5.60
Calving Interval (days) -2.67 -1.459 3.90
Survival (%) 1.53 1.117 1.71
Calving Sub Index -1.42
Gestation Length (days) 1.55 -0.919 -1.42
Beef Sub Index -1.46
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 7.78 -0.432 -3.36
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 15.86

* Based on an €80/tonne carbon price