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 3.57
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -6.22 -0.375 2.33
Prot (kg) -1.95 -0.441 0.86
Fertility Sub Index 6.70
Calving Interval (days) -3.79 -1.459 5.53
Survival (%) 1.05 1.117 1.17
Calving Sub Index -0.29
Gestation Length (days) 0.32 -0.919 -0.29
Beef Sub Index 0.99
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 0.88 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 13.12

* Based on an €80/tonne carbon price