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 15.41
Milk (kg) -362.00 -0.014 5.07
Fat (kg) -12.13 -0.375 4.54
Prot (kg) -13.14 -0.441 5.80
Fertility Sub Index 6.45
Calving Interval (days) -4.69 -1.459 6.84
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 0.63
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 1.72 -0.432 -0.74
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 26.61

* Based on an €80/tonne carbon price