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 15.49
Milk (kg) -287.00 -0.014 4.02
Fat (kg) -16.96 -0.375 6.35
Prot (kg) -11.59 -0.441 5.12
Fertility Sub Index 6.91
Calving Interval (days) -4.19 -1.459 6.11
Survival (%) 0.71 1.117 0.79
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index -0.08
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.65 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 25.88

* Based on an €80/tonne carbon price