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 2.58
Milk (kg) -102.00 -0.014 1.43
Fat (kg) -0.42 -0.375 0.16
Prot (kg) -2.25 -0.441 0.99
Fertility Sub Index -2.08
Calving Interval (days) 1.11 -1.459 -1.62
Survival (%) -0.41 1.117 -0.46
Calving Sub Index -0.45
Gestation Length (days) 0.49 -0.919 -0.45
Beef Sub Index 0.19
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 1.58

* Based on an €80/tonne carbon price