Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 7.22
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -5.71 -0.375 2.14
Prot (kg) -7.13 -0.441 3.15
Fertility Sub Index 0.38
Calving Interval (days) -0.12 -1.459 0.18
Survival (%) 0.18 1.117 0.20
Calving Sub Index -2.28
Gestation Length (days) 2.48 -0.919 -2.28
Beef Sub Index 0.36
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) -1.07 -0.432 0.46
Maintenance Sub Index Maint. Sub Index 4.26
Live WT (kg) -13.90 -0.307 4.26
Total Carbon Sub Index 9.93

* Based on an €80/tonne carbon price