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 2.64
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -2.52 -0.441 1.11
Fertility Sub Index 6.07
Calving Interval (days) -3.74 -1.459 5.46
Survival (%) 0.55 1.117 0.61
Calving Sub Index 1.66
Gestation Length (days) -1.81 -0.919 1.66
Beef Sub Index 1.75
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) -5.39 -0.432 2.33
Maintenance Sub Index Maint. Sub Index -4.48
Live WT (kg) 14.60 -0.307 -4.48
Total Carbon Sub Index 7.64

* Based on an €80/tonne carbon price