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 18.38
Milk (kg) -352.00 -0.014 4.93
Fat (kg) -20.43 -0.375 7.65
Prot (kg) -13.14 -0.441 5.80
Fertility Sub Index 8.33
Calving Interval (days) -5.09 -1.459 7.43
Survival (%) 0.81 1.117 0.90
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.34
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.95
Live WT (kg) -3.10 -0.307 0.95
Total Carbon Sub Index 29.54

* Based on an €80/tonne carbon price