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 14.38
Milk (kg) -392.00 -0.014 5.49
Fat (kg) -12.09 -0.375 4.53
Prot (kg) -9.88 -0.441 4.36
Fertility Sub Index 7.18
Calving Interval (days) -4.47 -1.459 6.52
Survival (%) 0.59 1.117 0.66
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.35
Carcass Weight (kg) -4.20 -0.528 2.22
Age of Slaughter (days) -0.30 -0.432 0.13
Maintenance Sub Index Maint. Sub Index 0.28
Live WT (kg) -0.90 -0.307 0.28
Total Carbon Sub Index 25.29

* Based on an €80/tonne carbon price