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 5.12
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -3.80 -0.375 1.42
Prot (kg) -4.88 -0.441 2.15
Fertility Sub Index -7.73
Calving Interval (days) 4.06 -1.459 -5.92
Survival (%) -1.62 1.117 -1.81
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 0.11
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 1.09 -0.432 -0.47
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -1.77

* Based on an €80/tonne carbon price