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 7.21
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -4.35 -0.375 1.63
Prot (kg) -7.47 -0.441 3.30
Fertility Sub Index -2.42
Calving Interval (days) 1.29 -1.459 -1.88
Survival (%) -0.48 1.117 -0.54
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index 0.62
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 0.58
Live WT (kg) -1.90 -0.307 0.58
Total Carbon Sub Index 5.77

* Based on an €80/tonne carbon price