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 15.91
Milk (kg) -332.00 -0.014 4.65
Fat (kg) -13.97 -0.375 5.23
Prot (kg) -13.67 -0.441 6.03
Fertility Sub Index 2.19
Calving Interval (days) -2.18 -1.459 3.18
Survival (%) -0.89 1.117 -0.99
Calving Sub Index -0.94
Gestation Length (days) 1.02 -0.919 -0.94
Beef Sub Index 2.70
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) -1.85 -0.432 0.80
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 24.27

* Based on an €80/tonne carbon price