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 4.64
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -1.21 -0.375 0.45
Prot (kg) -6.34 -0.441 2.80
Fertility Sub Index -10.40
Calving Interval (days) 5.07 -1.459 -7.40
Survival (%) -2.69 1.117 -3.01
Calving Sub Index 0.44
Gestation Length (days) -0.48 -0.919 0.44
Beef Sub Index -0.43
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 3.43 -0.432 -1.48
Maintenance Sub Index Maint. Sub Index -2.85
Live WT (kg) 9.30 -0.307 -2.85
Total Carbon Sub Index -8.60

* Based on an €80/tonne carbon price