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 2.53
Milk (kg) -31.00 -0.014 0.43
Fat (kg) -2.63 -0.375 0.99
Prot (kg) -2.51 -0.441 1.11
Fertility Sub Index -4.94
Calving Interval (days) 2.41 -1.459 -3.52
Survival (%) -1.27 1.117 -1.42
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.13
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index -1.60

* Based on an €80/tonne carbon price