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 5.13
Milk (kg) -55.00 -0.014 0.77
Fat (kg) -5.89 -0.375 2.21
Prot (kg) -4.87 -0.441 2.15
Fertility Sub Index -6.85
Calving Interval (days) 3.56 -1.459 -5.19
Survival (%) -1.48 1.117 -1.65
Calving Sub Index 0.21
Gestation Length (days) -0.23 -0.919 0.21
Beef Sub Index 0.29
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index -0.64

* Based on an €80/tonne carbon price