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 -0.75
Milk (kg) 21.00 -0.014 -0.29
Fat (kg) -0.16 -0.375 0.06
Prot (kg) 1.16 -0.441 -0.51
Fertility Sub Index -7.29
Calving Interval (days) 3.67 -1.459 -5.35
Survival (%) -1.73 1.117 -1.93
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index 0.22
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.16 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index -5.70

* Based on an €80/tonne carbon price