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 -12.57
Milk (kg) 309.00 -0.014 -4.33
Fat (kg) 9.74 -0.375 -3.65
Prot (kg) 10.41 -0.441 -4.59
Fertility Sub Index -0.03
Calving Interval (days) 0.32 -1.459 -0.47
Survival (%) 0.39 1.117 0.44
Calving Sub Index 3.66
Gestation Length (days) -3.98 -0.919 3.66
Beef Sub Index -1.94
Carcass Weight (kg) -0.60 -0.528 0.32
Age of Slaughter (days) 5.22 -0.432 -2.25
Maintenance Sub Index Maint. Sub Index -2.15
Live WT (kg) 7.00 -0.307 -2.15
Total Carbon Sub Index -13.02

* Based on an €80/tonne carbon price