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 11.12
Milk (kg) -220.00 -0.014 3.08
Fat (kg) -12.04 -0.375 4.51
Prot (kg) -8.01 -0.441 3.54
Fertility Sub Index 8.00
Calving Interval (days) -4.57 -1.459 6.67
Survival (%) 1.19 1.117 1.33
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 1.29
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.31 -0.432 -0.13
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 21.89

* Based on an €80/tonne carbon price