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 21.95
Milk (kg) -502.00 -0.014 7.03
Fat (kg) -18.78 -0.375 7.03
Prot (kg) -17.88 -0.441 7.89
Fertility Sub Index 4.10
Calving Interval (days) -2.29 -1.459 3.34
Survival (%) 0.68 1.117 0.76
Calving Sub Index -1.21
Gestation Length (days) 1.32 -0.919 -1.21
Beef Sub Index 1.86
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.64 -0.432 0.28
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 29.95

* Based on an €80/tonne carbon price