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 7.18
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -5.79 -0.375 2.17
Prot (kg) -5.62 -0.441 2.48
Fertility Sub Index 8.85
Calving Interval (days) -4.84 -1.459 7.06
Survival (%) 1.60 1.117 1.79
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.57
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) -0.23 -0.432 0.10
Maintenance Sub Index Maint. Sub Index 1.75
Live WT (kg) -5.70 -0.307 1.75
Total Carbon Sub Index 17.88

* Based on an €80/tonne carbon price