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 1.06
Milk (kg) -113.00 -0.014 1.58
Fat (kg) 4.43 -0.375 -1.66
Prot (kg) -2.58 -0.441 1.14
Fertility Sub Index 6.44
Calving Interval (days) -3.41 -1.459 4.98
Survival (%) 1.31 1.117 1.46
Calving Sub Index 0.50
Gestation Length (days) -0.54 -0.919 0.50
Beef Sub Index -2.76
Carcass Weight (kg) 4.90 -0.528 -2.58
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 0.31
Live WT (kg) -1.00 -0.307 0.31
Total Carbon Sub Index 5.54

* Based on an €80/tonne carbon price