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 3.53
Milk (kg) -6.00 -0.014 0.08
Fat (kg) -6.24 -0.375 2.34
Prot (kg) -2.52 -0.441 1.11
Fertility Sub Index -5.38
Calving Interval (days) 2.60 -1.459 -3.79
Survival (%) -1.42 1.117 -1.59
Calving Sub Index 1.51
Gestation Length (days) -1.64 -0.919 1.51
Beef Sub Index -1.39
Carcass Weight (kg) 0.90 -0.528 -0.47
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index -0.49

* Based on an €80/tonne carbon price