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 8.36
Milk (kg) -112.00 -0.014 1.57
Fat (kg) -7.82 -0.375 2.93
Prot (kg) -8.76 -0.441 3.87
Fertility Sub Index -8.05
Calving Interval (days) 3.92 -1.459 -5.72
Survival (%) -2.09 1.117 -2.33
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 1.91
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.21 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 3.75

* Based on an €80/tonne carbon price