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 4.14
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -3.83 -0.375 1.43
Prot (kg) -4.42 -0.441 1.95
Fertility Sub Index 2.86
Calving Interval (days) -2.54 -1.459 3.71
Survival (%) -0.76 1.117 -0.85
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.15
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) -1.19 -0.432 0.51
Maintenance Sub Index Maint. Sub Index 2.21
Live WT (kg) -7.20 -0.307 2.21
Total Carbon Sub Index 9.88

* Based on an €80/tonne carbon price