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 4.46
Milk (kg) -141.00 -0.014 1.97
Fat (kg) -2.75 -0.375 1.03
Prot (kg) -3.29 -0.441 1.45
Fertility Sub Index -12.13
Calving Interval (days) 6.23 -1.459 -9.09
Survival (%) -2.72 1.117 -3.04
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index -0.63
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index -2.05
Live WT (kg) 6.70 -0.307 -2.05
Total Carbon Sub Index -9.79

* Based on an €80/tonne carbon price