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 -3.20
Milk (kg) 98.00 -0.014 -1.37
Fat (kg) 2.51 -0.375 -0.94
Prot (kg) 2.01 -0.441 -0.89
Fertility Sub Index -6.17
Calving Interval (days) 3.02 -1.459 -4.41
Survival (%) -1.58 1.117 -1.77
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.06
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.32 -0.432 -0.57
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index -8.57

* Based on an €80/tonne carbon price