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 14.18
Milk (kg) -316.00 -0.014 4.42
Fat (kg) -9.81 -0.375 3.67
Prot (kg) -13.77 -0.441 6.08
Fertility Sub Index -16.41
Calving Interval (days) 8.12 -1.459 -11.85
Survival (%) -4.08 1.117 -4.56
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.29
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 3.49 -0.432 -1.51
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index -4.15

* Based on an €80/tonne carbon price