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 11.70
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -11.45 -0.375 4.29
Prot (kg) -12.13 -0.441 5.35
Fertility Sub Index -4.65
Calving Interval (days) 1.28 -1.459 -1.87
Survival (%) -2.49 1.117 -2.78
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index -3.97
Carcass Weight (kg) 1.70 -0.528 -0.90
Age of Slaughter (days) 7.13 -0.432 -3.08
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index 1.31

* Based on an €80/tonne carbon price