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 -7.80
Milk (kg) 100.00 -0.014 -1.40
Fat (kg) 5.45 -0.375 -2.04
Prot (kg) 9.88 -0.441 -4.36
Fertility Sub Index -13.10
Calving Interval (days) 6.94 -1.459 -10.13
Survival (%) -2.66 1.117 -2.97
Calving Sub Index 1.44
Gestation Length (days) -1.57 -0.919 1.44
Beef Sub Index 7.28
Carcass Weight (kg) -15.80 -0.528 8.33
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 7.05
Live WT (kg) -23.00 -0.307 7.05
Total Carbon Sub Index -5.12

* Based on an €80/tonne carbon price