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 -6.87
Milk (kg) 7.00 -0.014 -0.10
Fat (kg) 11.06 -0.375 -4.14
Prot (kg) 5.96 -0.441 -2.63
Fertility Sub Index 2.57
Calving Interval (days) -1.35 -1.459 1.97
Survival (%) 0.54 1.117 0.60
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 3.21
Carcass Weight (kg) -7.70 -0.528 4.06
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 5.40
Live WT (kg) -17.60 -0.307 5.40
Total Carbon Sub Index 8.15

* Based on an €80/tonne carbon price