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 3.02
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -2.82 -0.375 1.06
Prot (kg) -1.66 -0.441 0.73
Fertility Sub Index -11.92
Calving Interval (days) 6.41 -1.459 -9.35
Survival (%) -2.30 1.117 -2.57
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index -0.19
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.40 -0.432 -1.04
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index -6.48

* Based on an €80/tonne carbon price