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 6.25
Milk (kg) -158.00 -0.014 2.21
Fat (kg) -4.41 -0.375 1.65
Prot (kg) -5.40 -0.441 2.38
Fertility Sub Index -1.00
Calving Interval (days) 0.90 -1.459 -1.31
Survival (%) 0.28 1.117 0.31
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index -0.58
Carcass Weight (kg) -5.60 -0.528 2.95
Age of Slaughter (days) 8.19 -0.432 -3.54
Maintenance Sub Index Maint. Sub Index 8.09
Live WT (kg) -26.40 -0.307 8.09
Total Carbon Sub Index 13.63

* Based on an €80/tonne carbon price