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 6.87
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -12.29 -0.375 4.60
Prot (kg) -3.38 -0.441 1.49
Fertility Sub Index 0.21
Calving Interval (days) 0.13 -1.459 -0.19
Survival (%) 0.36 1.117 0.40
Calving Sub Index -1.65
Gestation Length (days) 1.80 -0.919 -1.65
Beef Sub Index -3.55
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) 6.52 -0.432 -2.81
Maintenance Sub Index Maint. Sub Index 3.74
Live WT (kg) -12.20 -0.307 3.74
Total Carbon Sub Index 5.61

* Based on an €80/tonne carbon price