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 4.58
Milk (kg) -400.00 -0.014 5.60
Fat (kg) 9.00 -0.375 -3.37
Prot (kg) -5.32 -0.441 2.35
Fertility Sub Index 3.18
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) 2.48 1.117 2.77
Calving Sub Index -0.06
Gestation Length (days) 0.06 -0.919 -0.06
Beef Sub Index 21.13
Carcass Weight (kg) -45.50 -0.528 24.00
Age of Slaughter (days) 6.66 -0.432 -2.88
Maintenance Sub Index Maint. Sub Index 30.72
Live WT (kg) -100.20 -0.307 30.72
Total Carbon Sub Index 59.55

* Based on an €80/tonne carbon price