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 9.85
Milk (kg) -97.00 -0.014 1.36
Fat (kg) -13.10 -0.375 4.91
Prot (kg) -8.13 -0.441 3.59
Fertility Sub Index -0.80
Calving Interval (days) 0.76 -1.459 -1.11
Survival (%) 0.28 1.117 0.31
Calving Sub Index -0.84
Gestation Length (days) 0.91 -0.919 -0.84
Beef Sub Index -3.54
Carcass Weight (kg) 4.80 -0.528 -2.53
Age of Slaughter (days) 2.34 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index 2.63

* Based on an €80/tonne carbon price