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 -4.42
Milk (kg) 144.00 -0.014 -2.02
Fat (kg) 2.50 -0.375 -0.94
Prot (kg) 3.33 -0.441 -1.47
Fertility Sub Index -4.00
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) -2.04 1.117 -2.28
Calving Sub Index 0.30
Gestation Length (days) -0.33 -0.919 0.30
Beef Sub Index -1.09
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index -0.43
Live WT (kg) 1.40 -0.307 -0.43
Total Carbon Sub Index -9.64

* Based on an €80/tonne carbon price