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 8.63
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -9.36 -0.375 3.51
Prot (kg) -6.99 -0.441 3.09
Fertility Sub Index 5.94
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 0.68 1.117 0.76
Calving Sub Index 2.19
Gestation Length (days) -2.38 -0.919 2.19
Beef Sub Index 2.44
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -2.59 -0.432 1.12
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 24.69

* Based on an €80/tonne carbon price