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 -4.34
Milk (kg) 30.00 -0.014 -0.42
Fat (kg) 2.44 -0.375 -0.91
Prot (kg) 6.82 -0.441 -3.01
Fertility Sub Index -4.47
Calving Interval (days) 1.76 -1.459 -2.57
Survival (%) -1.70 1.117 -1.90
Calving Sub Index 1.79
Gestation Length (days) -1.95 -0.919 1.79
Beef Sub Index 1.60
Carcass Weight (kg) -9.10 -0.528 4.80
Age of Slaughter (days) 7.42 -0.432 -3.20
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index -2.97

* Based on an €80/tonne carbon price