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 4.41
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -0.55 -0.375 0.21
Prot (kg) -6.29 -0.441 2.78
Fertility Sub Index 5.92
Calving Interval (days) -3.08 -1.459 4.49
Survival (%) 1.28 1.117 1.43
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index 0.53
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 14.31

* Based on an €80/tonne carbon price