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 1.29
Milk (kg) -75.00 -0.014 1.05
Fat (kg) 1.61 -0.375 -0.60
Prot (kg) -1.92 -0.441 0.85
Fertility Sub Index -4.84
Calving Interval (days) 3.20 -1.459 -4.67
Survival (%) -0.15 1.117 -0.17
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.57
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 3.32 -0.432 -1.43
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -1.62

* Based on an €80/tonne carbon price