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 21.15
Milk (kg) -483.00 -0.014 6.76
Fat (kg) -15.91 -0.375 5.96
Prot (kg) -19.10 -0.441 8.43
Fertility Sub Index 11.68
Calving Interval (days) -6.49 -1.459 9.47
Survival (%) 1.98 1.117 2.21
Calving Sub Index -3.94
Gestation Length (days) 4.29 -0.919 -3.94
Beef Sub Index 1.74
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) -3.90 -0.432 1.68
Maintenance Sub Index Maint. Sub Index 0.67
Live WT (kg) -2.20 -0.307 0.67
Total Carbon Sub Index 31.30

* Based on an €80/tonne carbon price