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 6.85
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -8.77 -0.375 3.28
Prot (kg) -3.29 -0.441 1.45
Fertility Sub Index 2.36
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) -0.12 1.117 -0.13
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.22
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.70 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 10.55

* Based on an €80/tonne carbon price