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 8.58
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -6.80 -0.375 2.55
Prot (kg) -9.29 -0.441 4.10
Fertility Sub Index -4.57
Calving Interval (days) 2.15 -1.459 -3.14
Survival (%) -1.28 1.117 -1.43
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.21
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 5.02

* Based on an €80/tonne carbon price