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 6.25
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -6.97 -0.375 2.61
Prot (kg) -3.91 -0.441 1.73
Fertility Sub Index 5.28
Calving Interval (days) -2.34 -1.459 3.41
Survival (%) 1.67 1.117 1.87
Calving Sub Index -1.07
Gestation Length (days) 1.16 -0.919 -1.07
Beef Sub Index -4.22
Carcass Weight (kg) 5.90 -0.528 -3.11
Age of Slaughter (days) 2.56 -0.432 -1.11
Maintenance Sub Index Maint. Sub Index -0.12
Live WT (kg) 0.40 -0.307 -0.12
Total Carbon Sub Index 6.12

* Based on an €80/tonne carbon price