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 1.26
Milk (kg) -146.00 -0.014 2.04
Fat (kg) 4.67 -0.375 -1.75
Prot (kg) -2.18 -0.441 0.96
Fertility Sub Index 7.51
Calving Interval (days) -4.59 -1.459 6.70
Survival (%) 0.73 1.117 0.82
Calving Sub Index 1.91
Gestation Length (days) -2.08 -0.919 1.91
Beef Sub Index 1.66
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 2.14 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 3.53
Live WT (kg) -11.50 -0.307 3.53
Total Carbon Sub Index 15.87

* Based on an €80/tonne carbon price