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 5.11
Milk (kg) -116.00 -0.014 1.62
Fat (kg) -4.71 -0.375 1.76
Prot (kg) -3.91 -0.441 1.73
Fertility Sub Index -4.00
Calving Interval (days) 1.99 -1.459 -2.90
Survival (%) -0.98 1.117 -1.09
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.02
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.76 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 2.42

* Based on an €80/tonne carbon price