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 3.65
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -4.95 -0.375 1.85
Prot (kg) -2.57 -0.441 1.13
Fertility Sub Index -7.84
Calving Interval (days) 4.56 -1.459 -6.65
Survival (%) -1.06 1.117 -1.18
Calving Sub Index -2.00
Gestation Length (days) 2.18 -0.919 -2.00
Beef Sub Index 2.72
Carcass Weight (kg) -5.90 -0.528 3.11
Age of Slaughter (days) 0.91 -0.432 -0.39
Maintenance Sub Index Maint. Sub Index 7.20
Live WT (kg) -23.50 -0.307 7.20
Total Carbon Sub Index 3.73

* Based on an €80/tonne carbon price