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 4.38
Milk (kg) -56.00 -0.014 0.78
Fat (kg) -5.51 -0.375 2.06
Prot (kg) -3.48 -0.441 1.54
Fertility Sub Index 1.00
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) 0.40 1.117 0.45
Calving Sub Index -1.66
Gestation Length (days) 1.81 -0.919 -1.66
Beef Sub Index -9.10
Carcass Weight (kg) 20.60 -0.528 -10.87
Age of Slaughter (days) -4.10 -0.432 1.77
Maintenance Sub Index Maint. Sub Index -10.06
Live WT (kg) 32.80 -0.307 -10.06
Total Carbon Sub Index -15.42

* Based on an €80/tonne carbon price