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 4.15
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -3.23 -0.375 1.21
Prot (kg) -4.41 -0.441 1.95
Fertility Sub Index -0.35
Calving Interval (days) -0.01 -1.459 0.01
Survival (%) -0.33 1.117 -0.37
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.18
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.28 -0.432 -0.98
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 5.63

* Based on an €80/tonne carbon price