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 10.38
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -9.47 -0.375 3.55
Prot (kg) -11.04 -0.441 4.87
Fertility Sub Index -1.99
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) -0.41 1.117 -0.46
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.11
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 4.52 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 8.99

* Based on an €80/tonne carbon price