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 -5.64
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 8.16 -0.375 -3.06
Prot (kg) 5.64 -0.441 -2.49
Fertility Sub Index -1.88
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) -1.03 1.117 -1.15
Calving Sub Index 2.59
Gestation Length (days) -2.82 -0.919 2.59
Beef Sub Index 2.22
Carcass Weight (kg) -10.20 -0.528 5.38
Age of Slaughter (days) 7.32 -0.432 -3.16
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index -1.76

* Based on an €80/tonne carbon price