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 -8.60
Milk (kg) 95.00 -0.014 -1.33
Fat (kg) 11.05 -0.375 -4.14
Prot (kg) 7.10 -0.441 -3.13
Fertility Sub Index 6.46
Calving Interval (days) -6.50 -1.459 9.48
Survival (%) -2.71 1.117 -3.03
Calving Sub Index 1.60
Gestation Length (days) -1.74 -0.919 1.60
Beef Sub Index 1.40
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -3.49 -0.432 1.51
Maintenance Sub Index Maint. Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -0.98

* Based on an €80/tonne carbon price