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 13.74
Milk (kg) -326.00 -0.014 4.56
Fat (kg) -12.22 -0.375 4.58
Prot (kg) -10.42 -0.441 4.60
Fertility Sub Index 4.22
Calving Interval (days) -2.17 -1.459 3.17
Survival (%) 0.94 1.117 1.05
Calving Sub Index 1.22
Gestation Length (days) -1.33 -0.919 1.22
Beef Sub Index 0.35
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 23.95

* Based on an €80/tonne carbon price