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 10.43
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -11.87 -0.375 4.45
Prot (kg) -8.48 -0.441 3.74
Fertility Sub Index 6.38
Calving Interval (days) -2.88 -1.459 4.20
Survival (%) 1.95 1.117 2.18
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index -2.43
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 7.71 -0.432 -3.33
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 19.17

* Based on an €80/tonne carbon price