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 6.38
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -3.87 -0.375 1.45
Prot (kg) -5.43 -0.441 2.40
Fertility Sub Index 4.61
Calving Interval (days) -1.87 -1.459 2.73
Survival (%) 1.68 1.117 1.88
Calving Sub Index 0.87
Gestation Length (days) -0.95 -0.919 0.87
Beef Sub Index -0.64
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 8.07 -0.432 -3.48
Maintenance Sub Index Maint. Sub Index 8.06
Live WT (kg) -26.30 -0.307 8.06
Total Carbon Sub Index 19.28

* Based on an €80/tonne carbon price