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 1.36
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -0.75 -0.375 0.28
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index -6.30
Calving Interval (days) 3.16 -1.459 -4.61
Survival (%) -1.51 1.117 -1.69
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.59
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index -5.04

* Based on an €80/tonne carbon price