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 3.15
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -3.67 -0.375 1.37
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index -7.94
Calving Interval (days) 4.16 -1.459 -6.07
Survival (%) -1.67 1.117 -1.87
Calving Sub Index 1.72
Gestation Length (days) -1.87 -0.919 1.72
Beef Sub Index -1.02
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 5.53 -0.432 -2.39
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index -2.37

* Based on an €80/tonne carbon price