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 9.79
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -11.36 -0.375 4.26
Prot (kg) -10.42 -0.441 4.60
Fertility Sub Index -11.18
Calving Interval (days) 4.65 -1.459 -6.78
Survival (%) -3.93 1.117 -4.39
Calving Sub Index -2.10
Gestation Length (days) 2.28 -0.919 -2.10
Beef Sub Index -3.19
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 6.91 -0.432 -2.98
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index -5.05

* Based on an €80/tonne carbon price