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 0.14
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 0.67 -0.375 -0.25
Prot (kg) -0.94 -0.441 0.41
Fertility Sub Index -5.42
Calving Interval (days) 2.58 -1.459 -3.76
Survival (%) -1.48 1.117 -1.65
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.01
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index -4.08

* Based on an €80/tonne carbon price