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 25.42
Milk (kg) -520.00 -0.014 7.28
Fat (kg) -26.61 -0.375 9.97
Prot (kg) -18.52 -0.441 8.17
Fertility Sub Index 6.31
Calving Interval (days) -3.42 -1.459 4.99
Survival (%) 1.18 1.117 1.32
Calving Sub Index -1.22
Gestation Length (days) 1.33 -0.919 -1.22
Beef Sub Index -3.37
Carcass Weight (kg) 2.90 -0.528 -1.53
Age of Slaughter (days) 4.27 -0.432 -1.84
Maintenance Sub Index Maint. Sub Index 4.11
Live WT (kg) -13.40 -0.307 4.11
Total Carbon Sub Index 31.24

* Based on an €80/tonne carbon price