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 6.14
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -5.39 -0.441 2.38
Fertility Sub Index 6.40
Calving Interval (days) -3.53 -1.459 5.15
Survival (%) 1.12 1.117 1.25
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index 1.18
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.30 -0.432 -0.56
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 15.47

* Based on an €80/tonne carbon price