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 7.25
Milk (kg) -4.00 -0.014 0.06
Fat (kg) -7.21 -0.375 2.70
Prot (kg) -10.17 -0.441 4.49
Fertility Sub Index -10.57
Calving Interval (days) 5.23 -1.459 -7.63
Survival (%) -2.63 1.117 -2.94
Calving Sub Index -0.11
Gestation Length (days) 0.12 -0.919 -0.11
Beef Sub Index 0.97
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index -0.32

* Based on an €80/tonne carbon price