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 9.33
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -11.62 -0.375 4.35
Prot (kg) -6.21 -0.441 2.74
Fertility Sub Index 1.28
Calving Interval (days) -0.52 -1.459 0.76
Survival (%) 0.47 1.117 0.53
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.91
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) -0.77 -0.432 0.33
Maintenance Sub Index Maint. Sub Index 5.98
Live WT (kg) -19.50 -0.307 5.98
Total Carbon Sub Index 22.20

* Based on an €80/tonne carbon price