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 3.81
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -4.78 -0.375 1.79
Prot (kg) -3.37 -0.441 1.49
Fertility Sub Index 2.73
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) 0.56 1.117 0.63
Calving Sub Index 1.35
Gestation Length (days) -1.47 -0.919 1.35
Beef Sub Index -0.03
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 5.08 -0.432 -2.19
Maintenance Sub Index Maint. Sub Index 3.07
Live WT (kg) -10.00 -0.307 3.07
Total Carbon Sub Index 10.93

* Based on an €80/tonne carbon price