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 -1.70
Milk (kg) -32.00 -0.014 0.45
Fat (kg) 5.41 -0.375 -2.03
Prot (kg) 0.28 -0.441 -0.12
Fertility Sub Index -2.03
Calving Interval (days) 1.81 -1.459 -2.64
Survival (%) 0.55 1.117 0.61
Calving Sub Index 1.99
Gestation Length (days) -2.16 -0.919 1.99
Beef Sub Index -0.44
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -2.12

* Based on an €80/tonne carbon price