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 10.94
Milk (kg) -253.00 -0.014 3.54
Fat (kg) -9.42 -0.375 3.53
Prot (kg) -8.77 -0.441 3.87
Fertility Sub Index 7.42
Calving Interval (days) -4.91 -1.459 7.16
Survival (%) 0.23 1.117 0.26
Calving Sub Index -2.88
Gestation Length (days) 3.13 -0.919 -2.88
Beef Sub Index 2.59
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -4.04 -0.432 1.74
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 21.05

* Based on an €80/tonne carbon price