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 5.13
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -5.46 -0.375 2.05
Prot (kg) -4.19 -0.441 1.85
Fertility Sub Index -13.91
Calving Interval (days) 7.38 -1.459 -10.77
Survival (%) -2.81 1.117 -3.14
Calving Sub Index 1.82
Gestation Length (days) -1.98 -0.919 1.82
Beef Sub Index 0.85
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index -3.84

* Based on an €80/tonne carbon price