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 4.20
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -1.97 -0.375 0.74
Prot (kg) -6.13 -0.441 2.71
Fertility Sub Index -5.00
Calving Interval (days) 2.50 -1.459 -3.65
Survival (%) -1.21 1.117 -1.35
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.02
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.02 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 0.08

* Based on an €80/tonne carbon price