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 18.29
Milk (kg) -546.00 -0.014 7.64
Fat (kg) -9.97 -0.375 3.73
Prot (kg) -15.65 -0.441 6.91
Fertility Sub Index -1.40
Calving Interval (days) 1.08 -1.459 -1.58
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index -1.19
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) 8.51 -0.432 -3.67
Maintenance Sub Index Maint. Sub Index 7.85
Live WT (kg) -25.60 -0.307 7.85
Total Carbon Sub Index 24.42

* Based on an €80/tonne carbon price