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 1.13
Milk (kg) -55.00 -0.014 0.77
Fat (kg) 0.06 -0.375 -0.02
Prot (kg) -0.87 -0.441 0.38
Fertility Sub Index 1.66
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) -0.36 1.117 -0.40
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.53
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.35 -0.432 -0.15
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 4.99

* Based on an €80/tonne carbon price