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 4.10
Milk (kg) -29.00 -0.014 0.41
Fat (kg) -3.05 -0.375 1.14
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index -8.32
Calving Interval (days) 4.96 -1.459 -7.24
Survival (%) -0.97 1.117 -1.08
Calving Sub Index 1.81
Gestation Length (days) -1.97 -0.919 1.81
Beef Sub Index -1.92
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 6.16 -0.432 -2.66
Maintenance Sub Index Maint. Sub Index 1.78
Live WT (kg) -5.80 -0.307 1.78
Total Carbon Sub Index -2.54

* Based on an €80/tonne carbon price