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 21.57
Milk (kg) -435.00 -0.014 6.09
Fat (kg) -21.06 -0.375 7.89
Prot (kg) -17.19 -0.441 7.59
Fertility Sub Index 4.86
Calving Interval (days) -2.53 -1.459 3.69
Survival (%) 1.05 1.117 1.17
Calving Sub Index -2.07
Gestation Length (days) 2.25 -0.919 -2.07
Beef Sub Index -0.52
Carcass Weight (kg) 1.40 -0.528 -0.74
Age of Slaughter (days) -0.50 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 28.72

* Based on an €80/tonne carbon price