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 6.42
Milk (kg) -146.00 -0.014 2.04
Fat (kg) -7.51 -0.375 2.81
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index -8.24
Calving Interval (days) 4.47 -1.459 -6.52
Survival (%) -1.54 1.117 -1.72
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index -1.00
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 3.30 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index -1.26
Live WT (kg) 4.10 -0.307 -1.26
Total Carbon Sub Index -3.46

* Based on an €80/tonne carbon price