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 21.54
Milk (kg) -340.00 -0.014 4.76
Fat (kg) -24.16 -0.375 9.05
Prot (kg) -17.51 -0.441 7.73
Fertility Sub Index 6.31
Calving Interval (days) -2.81 -1.459 4.10
Survival (%) 1.98 1.117 2.21
Calving Sub Index -1.34
Gestation Length (days) 1.46 -0.919 -1.34
Beef Sub Index -2.14
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 7.90 -0.432 -3.41
Maintenance Sub Index Maint. Sub Index 6.81
Live WT (kg) -22.20 -0.307 6.81
Total Carbon Sub Index 31.17

* Based on an €80/tonne carbon price