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 10.78
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -10.07 -0.375 3.77
Prot (kg) -9.50 -0.441 4.19
Fertility Sub Index -0.53
Calving Interval (days) 0.28 -1.459 -0.41
Survival (%) -0.11 1.117 -0.12
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.03
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.74 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 20.56

* Based on an €80/tonne carbon price