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 -4.11
Milk (kg) 140.00 -0.014 -1.96
Fat (kg) 3.61 -0.375 -1.35
Prot (kg) 1.80 -0.441 -0.79
Fertility Sub Index -11.74
Calving Interval (days) 6.00 -1.459 -8.75
Survival (%) -2.67 1.117 -2.98
Calving Sub Index 2.10
Gestation Length (days) -2.28 -0.919 2.10
Beef Sub Index 0.34
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 1.01
Live WT (kg) -3.30 -0.307 1.01
Total Carbon Sub Index -12.39

* Based on an €80/tonne carbon price