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 -3.58
Milk (kg) 92.00 -0.014 -1.29
Fat (kg) 3.30 -0.375 -1.24
Prot (kg) 2.39 -0.441 -1.05
Fertility Sub Index -5.08
Calving Interval (days) 2.50 -1.459 -3.65
Survival (%) -1.28 1.117 -1.43
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.01
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index -6.83

* Based on an €80/tonne carbon price