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 5.73
Milk (kg) -110.00 -0.014 1.54
Fat (kg) -5.27 -0.375 1.97
Prot (kg) -5.01 -0.441 2.21
Fertility Sub Index 7.22
Calving Interval (days) -4.62 -1.459 6.74
Survival (%) 0.43 1.117 0.48
Calving Sub Index -4.11
Gestation Length (days) 4.47 -0.919 -4.11
Beef Sub Index 3.58
Carcass Weight (kg) -4.40 -0.528 2.32
Age of Slaughter (days) -2.92 -0.432 1.26
Maintenance Sub Index Maint. Sub Index 3.92
Live WT (kg) -12.80 -0.307 3.92
Total Carbon Sub Index 16.34

* Based on an €80/tonne carbon price