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 -1.71
Milk (kg) 18.00 -0.014 -0.25
Fat (kg) 3.82 -0.375 -1.43
Prot (kg) 0.06 -0.441 -0.03
Fertility Sub Index -2.21
Calving Interval (days) 1.89 -1.459 -2.76
Survival (%) 0.49 1.117 0.55
Calving Sub Index 2.28
Gestation Length (days) -2.48 -0.919 2.28
Beef Sub Index 1.43
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) 6.83 -0.432 -2.95
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 4.08

* Based on an €80/tonne carbon price