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 6.39
Milk (kg) -152.00 -0.014 2.13
Fat (kg) -6.27 -0.375 2.35
Prot (kg) -4.33 -0.441 1.91
Fertility Sub Index -2.94
Calving Interval (days) 3.07 -1.459 -4.48
Survival (%) 1.38 1.117 1.54
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index -3.38
Carcass Weight (kg) 1.80 -0.528 -0.95
Age of Slaughter (days) 5.63 -0.432 -2.43
Maintenance Sub Index Maint. Sub Index 0.06
Live WT (kg) -0.20 -0.307 0.06
Total Carbon Sub Index -1.56

* Based on an €80/tonne carbon price