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 37.16
Milk (kg) -1008.00 -0.014 14.11
Fat (kg) -27.78 -0.375 10.41
Prot (kg) -28.65 -0.441 12.64
Fertility Sub Index 3.40
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.08 1.117 1.21
Calving Sub Index -1.90
Gestation Length (days) 2.07 -0.919 -1.90
Beef Sub Index -1.91
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 4.78 -0.432 -2.06
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 39.72

* Based on an €80/tonne carbon price