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 4.08
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -4.34 -0.375 1.63
Prot (kg) -4.06 -0.441 1.79
Fertility Sub Index 7.55
Calving Interval (days) -4.37 -1.459 6.38
Survival (%) 1.05 1.117 1.17
Calving Sub Index 0.97
Gestation Length (days) -1.06 -0.919 0.97
Beef Sub Index -0.05
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 15.59

* Based on an €80/tonne carbon price