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 22.30
Milk (kg) -420.00 -0.014 5.88
Fat (kg) -22.56 -0.375 8.45
Prot (kg) -18.06 -0.441 7.97
Fertility Sub Index -4.46
Calving Interval (days) 2.46 -1.459 -3.59
Survival (%) -0.78 1.117 -0.87
Calving Sub Index -2.24
Gestation Length (days) 2.44 -0.919 -2.24
Beef Sub Index -0.21
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.13 -0.432 -0.06
Maintenance Sub Index Maint. Sub Index 4.05
Live WT (kg) -13.20 -0.307 4.05
Total Carbon Sub Index 19.43

* Based on an €80/tonne carbon price