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 6.82
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -2.06 -0.375 0.77
Prot (kg) -6.00 -0.441 2.65
Fertility Sub Index 4.40
Calving Interval (days) -1.67 -1.459 2.44
Survival (%) 1.76 1.117 1.97
Calving Sub Index 0.56
Gestation Length (days) -0.61 -0.919 0.56
Beef Sub Index 0.17
Carcass Weight (kg) -7.80 -0.528 4.11
Age of Slaughter (days) 9.13 -0.432 -3.94
Maintenance Sub Index Maint. Sub Index 9.87
Live WT (kg) -32.20 -0.307 9.87
Total Carbon Sub Index 21.82

* Based on an €80/tonne carbon price