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 4.03
Milk (kg) -13.00 -0.014 0.18
Fat (kg) -0.71 -0.375 0.27
Prot (kg) -8.12 -0.441 3.58
Fertility Sub Index -6.21
Calving Interval (days) 3.13 -1.459 -4.57
Survival (%) -1.47 1.117 -1.64
Calving Sub Index -0.40
Gestation Length (days) 0.44 -0.919 -0.40
Beef Sub Index 0.27
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.30 -0.432 -0.99
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index -1.45

* Based on an €80/tonne carbon price