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 -30.23
Milk (kg) 1018.00 -0.014 -14.25
Fat (kg) 22.14 -0.375 -8.29
Prot (kg) 17.41 -0.441 -7.68
Fertility Sub Index 3.24
Calving Interval (days) -1.53 -1.459 2.23
Survival (%) 0.90 1.117 1.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.09
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 4.61 -0.432 -1.99
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index -26.72

* Based on an €80/tonne carbon price