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 7.30
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -11.11 -0.375 4.16
Prot (kg) -1.37 -0.441 0.60
Fertility Sub Index 7.88
Calving Interval (days) -4.42 -1.459 6.45
Survival (%) 1.28 1.117 1.43
Calving Sub Index 1.13
Gestation Length (days) -1.23 -0.919 1.13
Beef Sub Index -0.09
Carcass Weight (kg) 1.50 -0.528 -0.79
Age of Slaughter (days) -1.63 -0.432 0.70
Maintenance Sub Index Maint. Sub Index -1.10
Live WT (kg) 3.60 -0.307 -1.10
Total Carbon Sub Index 15.11

* Based on an €80/tonne carbon price