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 8.08
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -6.02 -0.375 2.25
Prot (kg) -7.30 -0.441 3.22
Fertility Sub Index 0.82
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) 0.13 1.117 0.15
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.02
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.25 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 9.36

* Based on an €80/tonne carbon price