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 1.58
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) -1.80 -0.375 0.67
Prot (kg) -2.27 -0.441 1.00
Fertility Sub Index 0.47
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) 0.63 1.117 0.70
Calving Sub Index -1.91
Gestation Length (days) 2.08 -0.919 -1.91
Beef Sub Index -9.50
Carcass Weight (kg) 20.20 -0.528 -10.66
Age of Slaughter (days) -2.68 -0.432 1.16
Maintenance Sub Index Maint. Sub Index -10.45
Live WT (kg) 34.10 -0.307 -10.45
Total Carbon Sub Index -19.82

* Based on an €80/tonne carbon price