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 7.18
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -4.99 -0.375 1.87
Prot (kg) -7.65 -0.441 3.38
Fertility Sub Index -5.84
Calving Interval (days) 2.87 -1.459 -4.19
Survival (%) -1.48 1.117 -1.65
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.23
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 0.91

* Based on an €80/tonne carbon price