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 5.80
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -4.03 -0.375 1.51
Prot (kg) -6.01 -0.441 2.65
Fertility Sub Index 6.67
Calving Interval (days) -3.34 -1.459 4.87
Survival (%) 1.61 1.117 1.80
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.06
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 14.45

* Based on an €80/tonne carbon price