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 -4.92
Calving Interval (days) 2.39 -1.459 -3.49
Survival (%) -1.28 1.117 -1.43
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.30
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index -0.92

* Based on an €80/tonne carbon price