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 18.25
Milk (kg) -352.00 -0.014 4.93
Fat (kg) -16.53 -0.375 6.19
Prot (kg) -16.16 -0.441 7.13
Fertility Sub Index 0.13
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) -2.63 1.117 -2.94
Calving Sub Index -3.39
Gestation Length (days) 3.69 -0.919 -3.39
Beef Sub Index 1.10
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) -3.28 -0.432 1.42
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 18.39

* Based on an €80/tonne carbon price