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 3.10
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -2.86 -0.375 1.07
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index -9.91
Calving Interval (days) 5.19 -1.459 -7.57
Survival (%) -2.09 1.117 -2.33
Calving Sub Index 1.05
Gestation Length (days) -1.14 -0.919 1.05
Beef Sub Index -0.10
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 0.97 -0.432 -0.42
Maintenance Sub Index Maint. Sub Index 2.85
Live WT (kg) -9.30 -0.307 2.85
Total Carbon Sub Index -3.02

* Based on an €80/tonne carbon price