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 19.86
Milk (kg) -343.00 -0.014 4.80
Fat (kg) -19.48 -0.375 7.30
Prot (kg) -17.58 -0.441 7.76
Fertility Sub Index 8.52
Calving Interval (days) -5.96 -1.459 8.70
Survival (%) -0.16 1.117 -0.18
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index -0.29
Carcass Weight (kg) -0.80 -0.528 0.42
Age of Slaughter (days) 1.64 -0.432 -0.71
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 30.47

* Based on an €80/tonne carbon price