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 6.55
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -7.59 -0.375 2.84
Prot (kg) -3.30 -0.441 1.46
Fertility Sub Index 6.94
Calving Interval (days) -3.28 -1.459 4.79
Survival (%) 1.93 1.117 2.16
Calving Sub Index -1.05
Gestation Length (days) 1.14 -0.919 -1.05
Beef Sub Index -4.18
Carcass Weight (kg) 6.80 -0.528 -3.59
Age of Slaughter (days) 1.37 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index -2.45
Live WT (kg) 8.00 -0.307 -2.45
Total Carbon Sub Index 5.82

* Based on an €80/tonne carbon price