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 10.72
Milk (kg) -199.00 -0.014 2.79
Fat (kg) -11.19 -0.375 4.19
Prot (kg) -8.49 -0.441 3.75
Fertility Sub Index 9.11
Calving Interval (days) -4.86 -1.459 7.09
Survival (%) 1.81 1.117 2.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.47
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) -1.94 -0.432 0.84
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index 21.70

* Based on an €80/tonne carbon price