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 5.51
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -6.80 -0.375 2.55
Prot (kg) -5.61 -0.441 2.48
Fertility Sub Index -12.18
Calving Interval (days) 5.87 -1.459 -8.56
Survival (%) -3.24 1.117 -3.62
Calving Sub Index 0.81
Gestation Length (days) -0.88 -0.919 0.81
Beef Sub Index -0.42
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index -4.23

* Based on an €80/tonne carbon price