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 9.70
Milk (kg) -221.00 -0.014 3.09
Fat (kg) -9.97 -0.375 3.73
Prot (kg) -6.51 -0.441 2.87
Fertility Sub Index 5.82
Calving Interval (days) -3.09 -1.459 4.51
Survival (%) 1.17 1.117 1.31
Calving Sub Index 1.38
Gestation Length (days) -1.50 -0.919 1.38
Beef Sub Index 0.64
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 4.13 -0.432 -1.78
Maintenance Sub Index Maint. Sub Index -1.41
Live WT (kg) 4.60 -0.307 -1.41
Total Carbon Sub Index 16.12

* Based on an €80/tonne carbon price