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 12.26
Milk (kg) -359.00 -0.014 5.03
Fat (kg) -7.33 -0.375 2.75
Prot (kg) -10.18 -0.441 4.49
Fertility Sub Index -1.88
Calving Interval (days) 1.31 -1.459 -1.91
Survival (%) 0.03 1.117 0.03
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index 1.08
Carcass Weight (kg) -8.70 -0.528 4.59
Age of Slaughter (days) 8.13 -0.432 -3.51
Maintenance Sub Index Maint. Sub Index 10.18
Live WT (kg) -33.20 -0.307 10.18
Total Carbon Sub Index 22.27

* Based on an €80/tonne carbon price