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 3.07
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -4.37 -0.375 1.64
Prot (kg) -3.11 -0.441 1.37
Fertility Sub Index -4.10
Calving Interval (days) 2.47 -1.459 -3.60
Survival (%) -0.44 1.117 -0.49
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index -0.18
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 5.68 -0.432 -2.45
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 4.43

* Based on an €80/tonne carbon price