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 -2.21
Milk (kg) -59.00 -0.014 0.83
Fat (kg) 5.29 -0.375 -1.98
Prot (kg) 2.38 -0.441 -1.05
Fertility Sub Index -7.23
Calving Interval (days) 3.74 -1.459 -5.46
Survival (%) -1.59 1.117 -1.78
Calving Sub Index 0.04
Gestation Length (days) -0.04 -0.919 0.04
Beef Sub Index 3.10
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) 0.77 -0.432 -0.33
Maintenance Sub Index Maint. Sub Index 2.51
Live WT (kg) -8.20 -0.307 2.51
Total Carbon Sub Index -3.79

* Based on an €80/tonne carbon price