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 5.50
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -10.60 -0.375 3.97
Prot (kg) -2.22 -0.441 0.98
Fertility Sub Index 8.53
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) 3.17 1.117 3.54
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index -0.61
Carcass Weight (kg) 3.50 -0.528 -1.85
Age of Slaughter (days) -2.86 -0.432 1.23
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 14.25

* Based on an €80/tonne carbon price