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 7.74
Milk (kg) -94.00 -0.014 1.32
Fat (kg) -6.97 -0.375 2.61
Prot (kg) -8.63 -0.441 3.81
Fertility Sub Index -10.65
Calving Interval (days) 5.24 -1.459 -7.65
Survival (%) -2.69 1.117 -3.01
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index -0.70
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 0.92
Live WT (kg) -3.00 -0.307 0.92
Total Carbon Sub Index -2.28

* Based on an €80/tonne carbon price