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 10.01
Milk (kg) -180.00 -0.014 2.52
Fat (kg) -9.34 -0.375 3.50
Prot (kg) -9.05 -0.441 3.99
Fertility Sub Index -1.49
Calving Interval (days) 1.22 -1.459 -1.78
Survival (%) 0.26 1.117 0.29
Calving Sub Index -1.08
Gestation Length (days) 1.18 -0.919 -1.08
Beef Sub Index -2.89
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 4.98 -0.432 -2.15
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 7.46

* Based on an €80/tonne carbon price