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 5.58
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -4.34 -0.375 1.63
Prot (kg) -4.70 -0.441 2.07
Fertility Sub Index 7.10
Calving Interval (days) -2.82 -1.459 4.11
Survival (%) 2.67 1.117 2.98
Calving Sub Index -1.19
Gestation Length (days) 1.29 -0.919 -1.19
Beef Sub Index -2.16
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 7.32 -0.432 -3.16
Maintenance Sub Index Maint. Sub Index 8.28
Live WT (kg) -27.00 -0.307 8.28
Total Carbon Sub Index 17.61

* Based on an €80/tonne carbon price