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 18.33
Milk (kg) -460.00 -0.014 6.44
Fat (kg) -15.12 -0.375 5.66
Prot (kg) -14.11 -0.441 6.23
Fertility Sub Index 4.08
Calving Interval (days) -2.13 -1.459 3.11
Survival (%) 0.87 1.117 0.97
Calving Sub Index 5.18
Gestation Length (days) -5.64 -0.919 5.18
Beef Sub Index 2.57
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 0.39 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 7.88
Live WT (kg) -25.70 -0.307 7.88
Total Carbon Sub Index 38.05

* Based on an €80/tonne carbon price