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 4.53
Milk (kg) -85.00 -0.014 1.19
Fat (kg) -2.45 -0.375 0.92
Prot (kg) -5.48 -0.441 2.42
Fertility Sub Index -6.68
Calving Interval (days) 3.42 -1.459 -4.99
Survival (%) -1.51 1.117 -1.69
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index -1.88
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index -4.06

* Based on an €80/tonne carbon price