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 5.43
Milk (kg) -283.00 -0.014 3.96
Fat (kg) 2.55 -0.375 -0.96
Prot (kg) -5.49 -0.441 2.42
Fertility Sub Index 5.88
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 1.87 1.117 2.09
Calving Sub Index -0.08
Gestation Length (days) 0.09 -0.919 -0.08
Beef Sub Index -0.41
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) -0.28 -0.432 0.12
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 10.73

* Based on an €80/tonne carbon price