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 6.76
Milk (kg) -22.00 -0.014 0.31
Fat (kg) -8.71 -0.375 3.26
Prot (kg) -7.23 -0.441 3.19
Fertility Sub Index -11.62
Calving Interval (days) 6.73 -1.459 -9.82
Survival (%) -1.61 1.117 -1.80
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index 0.08
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 6.65 -0.432 -2.87
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index -0.35

* Based on an €80/tonne carbon price