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 3.11
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -2.49 -0.375 0.93
Prot (kg) -2.87 -0.441 1.27
Fertility Sub Index -3.48
Calving Interval (days) 1.69 -1.459 -2.47
Survival (%) -0.91 1.117 -1.02
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.28
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index 1.65

* Based on an €80/tonne carbon price