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 8.19
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -11.26 -0.375 4.22
Prot (kg) -5.20 -0.441 2.30
Fertility Sub Index -2.08
Calving Interval (days) 1.98 -1.459 -2.89
Survival (%) 0.72 1.117 0.80
Calving Sub Index 2.14
Gestation Length (days) -2.33 -0.919 2.14
Beef Sub Index -1.20
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 0.82 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 10.03

* Based on an €80/tonne carbon price