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 0.38
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -0.35 -0.375 0.13
Prot (kg) -0.37 -0.441 0.16
Fertility Sub Index -0.09
Calving Interval (days) 2.08 -1.459 -3.03
Survival (%) 2.64 1.117 2.95
Calving Sub Index 0.95
Gestation Length (days) -1.03 -0.919 0.95
Beef Sub Index -0.48
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 4.41

* Based on an €80/tonne carbon price