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 8.34
Milk (kg) -63.00 -0.014 0.88
Fat (kg) -10.33 -0.375 3.87
Prot (kg) -8.14 -0.441 3.59
Fertility Sub Index -8.25
Calving Interval (days) 4.21 -1.459 -6.14
Survival (%) -1.89 1.117 -2.11
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 0.34
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.42 -0.432 -0.61
Maintenance Sub Index Maint. Sub Index 1.44
Live WT (kg) -4.70 -0.307 1.44
Total Carbon Sub Index 2.02

* Based on an €80/tonne carbon price