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 17.66
Milk (kg) -463.00 -0.014 6.48
Fat (kg) -12.01 -0.375 4.50
Prot (kg) -15.13 -0.441 6.68
Fertility Sub Index 5.73
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 1.24 1.117 1.39
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 3.36
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) -1.18 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 4.14
Live WT (kg) -13.50 -0.307 4.14
Total Carbon Sub Index 30.34

* Based on an €80/tonne carbon price