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 1.92
Milk (kg) -37.00 -0.014 0.52
Fat (kg) -0.87 -0.375 0.33
Prot (kg) -2.44 -0.441 1.08
Fertility Sub Index -5.03
Calving Interval (days) 2.49 -1.459 -3.63
Survival (%) -1.25 1.117 -1.40
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.19
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index -1.30

* Based on an €80/tonne carbon price