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 2.41
Milk (kg) -5.00 -0.014 0.07
Fat (kg) -2.55 -0.375 0.96
Prot (kg) -3.14 -0.441 1.39
Fertility Sub Index -6.14
Calving Interval (days) 3.38 -1.459 -4.93
Survival (%) -1.08 1.117 -1.21
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.83
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index -0.21
Live WT (kg) 0.70 -0.307 -0.21
Total Carbon Sub Index -2.55

* Based on an €80/tonne carbon price