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 0.62
Milk (kg) 27.00 -0.014 -0.38
Fat (kg) -3.92 -0.375 1.47
Prot (kg) 1.07 -0.441 -0.47
Fertility Sub Index -4.99
Calving Interval (days) 4.40 -1.459 -6.42
Survival (%) 1.28 1.117 1.43
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.21
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 4.51 -0.432 -1.95
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index -4.17

* Based on an €80/tonne carbon price