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 5.64
Milk (kg) -173.00 -0.014 2.42
Fat (kg) -5.23 -0.375 1.96
Prot (kg) -2.86 -0.441 1.26
Fertility Sub Index 5.97
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 0.13 1.117 0.15
Calving Sub Index 1.18
Gestation Length (days) -1.28 -0.919 1.18
Beef Sub Index -2.96
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 2.10 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index 8.84

* Based on an €80/tonne carbon price