Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 6.03
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -8.92 -0.441 3.94
Fertility Sub Index -5.33
Calving Interval (days) 2.73 -1.459 -3.98
Survival (%) -1.21 1.117 -1.35
Calving Sub Index 0.38
Gestation Length (days) -0.41 -0.919 0.38
Beef Sub Index -1.38
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 6.14 -0.432 -2.65
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index -1.73

* Based on an €80/tonne carbon price