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 8.26
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -2.05 -0.375 0.77
Prot (kg) -9.97 -0.441 4.40
Fertility Sub Index 3.65
Calving Interval (days) -1.41 -1.459 2.06
Survival (%) 1.43 1.117 1.60
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -2.43
Carcass Weight (kg) 1.60 -0.528 -0.84
Age of Slaughter (days) 3.67 -0.432 -1.58
Maintenance Sub Index Maint. Sub Index -1.93
Live WT (kg) 6.30 -0.307 -1.93
Total Carbon Sub Index 7.10

* Based on an €80/tonne carbon price