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 4.29
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -3.23 -0.375 1.21
Prot (kg) -4.05 -0.441 1.79
Fertility Sub Index -0.84
Calving Interval (days) -0.10 -1.459 0.15
Survival (%) -0.88 1.117 -0.98
Calving Sub Index -0.18
Gestation Length (days) 0.20 -0.919 -0.18
Beef Sub Index 1.37
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 0.24 -0.432 -0.10
Maintenance Sub Index Maint. Sub Index 3.22
Live WT (kg) -10.50 -0.307 3.22
Total Carbon Sub Index 7.86

* Based on an €80/tonne carbon price