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 12.81
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -12.70 -0.375 4.76
Prot (kg) -13.93 -0.441 6.15
Fertility Sub Index -4.14
Calving Interval (days) 2.05 -1.459 -2.99
Survival (%) -1.03 1.117 -1.15
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.06
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 10.41

* Based on an €80/tonne carbon price