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 -3.59
Milk (kg) 106.00 -0.014 -1.48
Fat (kg) 2.71 -0.375 -1.02
Prot (kg) 2.48 -0.441 -1.09
Fertility Sub Index 0.34
Calving Interval (days) -0.54 -1.459 0.79
Survival (%) -0.40 1.117 -0.45
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -0.29
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -2.01

* Based on an €80/tonne carbon price