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 13.35
Milk (kg) -205.00 -0.014 2.87
Fat (kg) -16.06 -0.375 6.02
Prot (kg) -10.12 -0.441 4.47
Fertility Sub Index 1.21
Calving Interval (days) -1.02 -1.459 1.49
Survival (%) -0.25 1.117 -0.28
Calving Sub Index -0.97
Gestation Length (days) 1.05 -0.919 -0.97
Beef Sub Index -2.57
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 1.43 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 12.40

* Based on an €80/tonne carbon price