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 -10.06
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 18.75 -0.375 -7.02
Prot (kg) 7.17 -0.441 -3.16
Fertility Sub Index -0.79
Calving Interval (days) 0.24 -1.459 -0.35
Survival (%) -0.39 1.117 -0.44
Calving Sub Index 3.49
Gestation Length (days) -3.80 -0.919 3.49
Beef Sub Index 0.05
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 4.77 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index -5.64

* Based on an €80/tonne carbon price