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 8.10
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -12.91 -0.375 4.84
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index -3.32
Calving Interval (days) 1.61 -1.459 -2.35
Survival (%) -0.87 1.117 -0.97
Calving Sub Index -0.44
Gestation Length (days) 0.48 -0.919 -0.44
Beef Sub Index -5.18
Carcass Weight (kg) 7.10 -0.528 -3.75
Age of Slaughter (days) 3.32 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index -2.67
Live WT (kg) 8.70 -0.307 -2.67
Total Carbon Sub Index -3.50

* Based on an €80/tonne carbon price