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 -3.29
Milk (kg) 228.00 -0.014 -3.19
Fat (kg) -2.96 -0.375 1.11
Prot (kg) 2.73 -0.441 -1.20
Fertility Sub Index -6.75
Calving Interval (days) 3.43 -1.459 -5.00
Survival (%) -1.56 1.117 -1.74
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.33
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.70 -0.432 -1.60
Maintenance Sub Index Maint. Sub Index -1.78
Live WT (kg) 5.80 -0.307 -1.78
Total Carbon Sub Index -12.70

* Based on an €80/tonne carbon price