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 6.62
Milk (kg) -36.00 -0.014 0.50
Fat (kg) -10.62 -0.375 3.98
Prot (kg) -4.84 -0.441 2.14
Fertility Sub Index -1.58
Calving Interval (days) 0.99 -1.459 -1.44
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.87
Gestation Length (days) 0.95 -0.919 -0.87
Beef Sub Index -3.40
Carcass Weight (kg) 7.30 -0.528 -3.85
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 2.82

* Based on an €80/tonne carbon price