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 8.15
Milk (kg) -139.00 -0.014 1.95
Fat (kg) -9.81 -0.375 3.67
Prot (kg) -5.74 -0.441 2.53
Fertility Sub Index -6.39
Calving Interval (days) 4.15 -1.459 -6.06
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.88
Gestation Length (days) 0.96 -0.919 -0.88
Beef Sub Index -1.29
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 5.81 -0.432 -2.51
Maintenance Sub Index Maint. Sub Index 4.97
Live WT (kg) -16.20 -0.307 4.97
Total Carbon Sub Index 4.55

* Based on an €80/tonne carbon price