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 8.09
Milk (kg) -127.00 -0.014 1.78
Fat (kg) -7.32 -0.375 2.74
Prot (kg) -8.08 -0.441 3.57
Fertility Sub Index 5.15
Calving Interval (days) -2.33 -1.459 3.40
Survival (%) 1.57 1.117 1.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.43
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.22 -0.432 -0.53
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 15.55

* Based on an €80/tonne carbon price