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 4.82
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -2.97 -0.375 1.11
Prot (kg) -3.54 -0.441 1.56
Fertility Sub Index 4.46
Calving Interval (days) -3.18 -1.459 4.64
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 0.76
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -0.54 -0.432 0.23
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 13.06

* Based on an €80/tonne carbon price