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 1.57
Milk (kg) -58.00 -0.014 0.81
Fat (kg) -0.07 -0.375 0.03
Prot (kg) -1.65 -0.441 0.73
Fertility Sub Index 6.08
Calving Interval (days) -3.07 -1.459 4.48
Survival (%) 1.43 1.117 1.60
Calving Sub Index 0.54
Gestation Length (days) -0.59 -0.919 0.54
Beef Sub Index 0.07
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 11.13

* Based on an €80/tonne carbon price