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 2.02
Milk (kg) -136.00 -0.014 1.90
Fat (kg) 1.12 -0.375 -0.42
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index 10.44
Calving Interval (days) -5.15 -1.459 7.51
Survival (%) 2.62 1.117 2.93
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -1.52
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 3.40 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 2.91
Live WT (kg) -9.50 -0.307 2.91
Total Carbon Sub Index 17.66

* Based on an €80/tonne carbon price