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 11.86
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -8.28 -0.375 3.10
Prot (kg) -9.82 -0.441 4.33
Fertility Sub Index -0.80
Calving Interval (days) 0.76 -1.459 -1.11
Survival (%) 0.28 1.117 0.31
Calving Sub Index 0.85
Gestation Length (days) -0.92 -0.919 0.85
Beef Sub Index 0.03
Carcass Weight (kg) -7.10 -0.528 3.75
Age of Slaughter (days) 8.60 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 8.98
Live WT (kg) -29.30 -0.307 8.98
Total Carbon Sub Index 20.92

* Based on an €80/tonne carbon price