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 34.41
Milk (kg) -1193.00 -0.014 16.70
Fat (kg) -15.51 -0.375 5.81
Prot (kg) -26.96 -0.441 11.90
Fertility Sub Index -1.57
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.73
Gestation Length (days) -0.79 -0.919 0.73
Beef Sub Index -1.55
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 8.73 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 7.85
Live WT (kg) -25.60 -0.307 7.85
Total Carbon Sub Index 39.86

* Based on an €80/tonne carbon price