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 3.05
Milk (kg) 13.00 -0.014 -0.18
Fat (kg) -6.69 -0.375 2.51
Prot (kg) -1.65 -0.441 0.73
Fertility Sub Index 0.24
Calving Interval (days) -0.20 -1.459 0.29
Survival (%) -0.05 1.117 -0.06
Calving Sub Index -2.29
Gestation Length (days) 2.49 -0.919 -2.29
Beef Sub Index -2.50
Carcass Weight (kg) 7.80 -0.528 -4.11
Age of Slaughter (days) -3.75 -0.432 1.62
Maintenance Sub Index Maint. Sub Index -5.67
Live WT (kg) 18.50 -0.307 -5.67
Total Carbon Sub Index -7.17

* Based on an €80/tonne carbon price