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 17.25
Milk (kg) -411.00 -0.014 5.75
Fat (kg) -15.29 -0.375 5.73
Prot (kg) -13.06 -0.441 5.76
Fertility Sub Index 8.55
Calving Interval (days) -2.98 -1.459 4.35
Survival (%) 3.76 1.117 4.20
Calving Sub Index 1.65
Gestation Length (days) -1.80 -0.919 1.65
Beef Sub Index 1.37
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 5.36
Live WT (kg) -17.50 -0.307 5.36
Total Carbon Sub Index 34.19

* Based on an €80/tonne carbon price