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 3.70
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -2.58 -0.375 0.97
Prot (kg) -4.66 -0.441 2.06
Fertility Sub Index 5.40
Calving Interval (days) -4.68 -1.459 6.83
Survival (%) -1.28 1.117 -1.43
Calving Sub Index -0.80
Gestation Length (days) 0.87 -0.919 -0.80
Beef Sub Index 2.58
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) -3.53 -0.432 1.52
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 13.91

* Based on an €80/tonne carbon price