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 28.15
Milk (kg) -616.00 -0.014 8.62
Fat (kg) -27.76 -0.375 10.40
Prot (kg) -20.68 -0.441 9.13
Fertility Sub Index -0.02
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) -0.07 1.117 -0.08
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 2.54
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) -3.31 -0.432 1.43
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 36.28

* Based on an €80/tonne carbon price