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 6.60
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -10.96 -0.375 4.11
Prot (kg) -2.89 -0.441 1.28
Fertility Sub Index 4.84
Calving Interval (days) -2.64 -1.459 3.85
Survival (%) 0.88 1.117 0.98
Calving Sub Index -2.89
Gestation Length (days) 3.14 -0.919 -2.89
Beef Sub Index -3.37
Carcass Weight (kg) 6.80 -0.528 -3.59
Age of Slaughter (days) -0.50 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 5.48

* Based on an €80/tonne carbon price