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 2.08
Milk (kg) -32.00 -0.014 0.45
Fat (kg) -3.17 -0.375 1.19
Prot (kg) -1.01 -0.441 0.45
Fertility Sub Index -10.46
Calving Interval (days) 5.01 -1.459 -7.31
Survival (%) -2.82 1.117 -3.15
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.17
Carcass Weight (kg) 2.70 -0.528 -1.42
Age of Slaughter (days) -0.59 -0.432 0.25
Maintenance Sub Index Maint. Sub Index -1.20
Live WT (kg) 3.90 -0.307 -1.20
Total Carbon Sub Index -11.29

* Based on an €80/tonne carbon price