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 5.31
Milk (kg) -72.00 -0.014 1.01
Fat (kg) -5.71 -0.375 2.14
Prot (kg) -4.90 -0.441 2.16
Fertility Sub Index 11.33
Calving Interval (days) -7.28 -1.459 10.62
Survival (%) 0.63 1.117 0.70
Calving Sub Index -0.67
Gestation Length (days) 0.73 -0.919 -0.67
Beef Sub Index 3.06
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -4.28 -0.432 1.85
Maintenance Sub Index Maint. Sub Index 2.12
Live WT (kg) -6.90 -0.307 2.12
Total Carbon Sub Index 21.14

* Based on an €80/tonne carbon price