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 4.93
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -7.76 -0.375 2.91
Prot (kg) -3.70 -0.441 1.63
Fertility Sub Index -10.14
Calving Interval (days) 4.87 -1.459 -7.11
Survival (%) -2.72 1.117 -3.04
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 0.65
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -1.62 -0.432 0.70
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index -6.15

* Based on an €80/tonne carbon price