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 -2.28
Milk (kg) 56.00 -0.014 -0.78
Fat (kg) 1.99 -0.375 -0.75
Prot (kg) 1.69 -0.441 -0.75
Fertility Sub Index -5.11
Calving Interval (days) 2.42 -1.459 -3.53
Survival (%) -1.41 1.117 -1.58
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.19
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index -5.42

* Based on an €80/tonne carbon price