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 20.57
Milk (kg) -398.00 -0.014 5.57
Fat (kg) -19.73 -0.375 7.39
Prot (kg) -17.24 -0.441 7.61
Fertility Sub Index 6.03
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) 1.35 1.117 1.51
Calving Sub Index 0.62
Gestation Length (days) -0.67 -0.919 0.62
Beef Sub Index 2.28
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -1.37 -0.432 0.59
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 32.50

* Based on an €80/tonne carbon price