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 3.35
Milk (kg) -81.00 -0.014 1.13
Fat (kg) -1.98 -0.375 0.74
Prot (kg) -3.35 -0.441 1.48
Fertility Sub Index 3.38
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 0.84 1.117 0.94
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index 0.43
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.94 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 7.52

* Based on an €80/tonne carbon price