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 20.60
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -22.71 -0.375 8.51
Prot (kg) -16.69 -0.441 7.37
Fertility Sub Index 6.32
Calving Interval (days) -3.48 -1.459 5.08
Survival (%) 1.11 1.117 1.24
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.75
Carcass Weight (kg) 3.50 -0.528 -1.85
Age of Slaughter (days) -0.23 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 1.07
Live WT (kg) -3.50 -0.307 1.07
Total Carbon Sub Index 25.78

* Based on an €80/tonne carbon price