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 7.65
Milk (kg) -242.00 -0.014 3.39
Fat (kg) -5.50 -0.375 2.06
Prot (kg) -4.98 -0.441 2.20
Fertility Sub Index 5.59
Calving Interval (days) -2.65 -1.459 3.87
Survival (%) 1.54 1.117 1.72
Calving Sub Index -0.19
Gestation Length (days) 0.21 -0.919 -0.19
Beef Sub Index -1.38
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 2.84 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 11.56

* Based on an €80/tonne carbon price