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 4.92
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -4.80 -0.375 1.80
Prot (kg) -4.53 -0.441 2.00
Fertility Sub Index -3.25
Calving Interval (days) 1.67 -1.459 -2.44
Survival (%) -0.73 1.117 -0.82
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.09
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index -2.39
Live WT (kg) 7.80 -0.307 -2.39
Total Carbon Sub Index -1.20

* Based on an €80/tonne carbon price